Tokyo
Japan
129
2026-04-09
88
2024-03-19
These are the the leading inventors for applications assigned to POLYPLASTICS CO., LTD.:
POLYPLASTICS CO., LTD. based in Tokyo, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
FILAMENT FOR THREE-DIMENSIONAL MOLDING, METHOD FOR PRODUCING THREE-DIMENSIONAL MOLDED ARTICLE, AND THREE-DIMENSIONAL MOLDED ARTICLE
#2 | 2026-04-09POLYARYLENE SULFIDE RESIN COMPOSITION
#3 | 2026-04-09THREE-DIMENSIONAL MOLDED ARTICLE AND METHOD FOR PRODUCING THREE-DIMENSIONAL MOLDED ARTICLE
#4 | 2026-03-19METHOD FOR ANALYZING ORIENTATION STATE OF FILLER IN RESIN MOLDED PRODUCT
#5 | 2025-12-18METHOD FOR CALCULATING ACTUAL CONTACT RATIO OF THERMOPLASTIC RESIN GEAR, METHOD FOR DERIVING COEFFICIENT OF FRICTION OF THERMOPLASTIC RESIN GEAR, METHOD FOR PREDICTING TOOTH ROOT TEMPERATURE OF THERMOPLASTIC RESIN GEAR, AND METHOD FOR PREDICTING SERVICE LIFE OF THERMOPLASTIC RESIN GEAR
#6 | 2025-04-24RESIN COMPOSITION FOR LASER WELDING, COMPOSITE MOLDED BODY, AND METHOD FOR IMPROVING LASER BEAM TRANSMITTANCE OF RESIN COMPOSITION
#7 | 2025-03-27RESIN COMPOSITION FOR LASER LIGHT TRANSMISSION-SIDE MOLDED ARTICLE, AND MOLDED ARTICLE THEREOF
#8 | 2025-03-20FULLY AROMATIC ETHER KETONE RESIN COMPOSITION, MOLDED ARTICLE THEREOF, AND PHOSPHORUS STABILIZER
#9 | 2025-01-16POWDERY MATERIAL FOR 3D PRINTER, THREE-DIMENSIONAL SHAPED OBJECT, AND PRODUCTION METHOD THEREFOR
#10 | 2024-11-14LASER TRANSMISSIVE RESIN COMPOSITION AND MOLDED ARTICLE THEREOF
#11 | 2024-11-07FULLY AROMATIC ETHER KETONE RESIN COMPOSITION, METHOD OF PRODUCING THE SAME, MOLDED ARTICLE, AND METHOD OF ENHANCING RETENTION STABILITY OF MELT VISCOSITY OF THE RESIN COMPOSITION
#12 | 2024-02-08 ✅ Patent 11,932,730 granted on 2024-03-19Polyarylene sulfide resin composition, molded article, and optical ferrule
#13 | 2024-01-25TRANSPARENT ARTICLE
#14 | 2023-11-23 ✅ Patent 11,891,504 granted on 2024-02-06Polyacetal resin composition and automobile part
#15 | 2023-10-26POLYACETAL COPOLYMER AND METHOD OF MANUFACTURING THE SAME
#16 | 2023-10-19 ✅ Patent 12,037,487 granted on 2024-07-16Polyacetal resin composition and automobile part
#17 | 2023-08-10THERMOPLASTIC RESIN COMPOSITION AND MEMBER, AND METHOD OF MANUFACTURING MEMBER FORMED FROM THERMOPLASTIC RESIN COMPOSITION AND METHOD OF ENHANCING MECHANICAL STRENGTH
#18 | 2023-08-03METHOD OF SUPPRESSING BURR OF POLYARYLENE SULFIDE RESIN COMPOSITION
#19 | 2023-06-22 ✅ Patent 11,795,256 granted on 2023-10-24Production method for cyclic olefin copolymer and catalyst composition for copolymerization of norbornene monomer and ethylene
#20 | 2023-04-06 ✅ Patent 12,043,737 granted on 2024-07-23Vibration-damping molded article and method for producing resin composition for vibration-damping molded article
#21 | 2023-03-02POLYBUTYLENE TEREPHTHALATE RESIN COMPOSITION, MOLDED ARTICLE, THICKENING INHIBITOR FOR POLYBUTYLENE TEREPHTHALATE RESIN COMPOSITIONS, AND HYDROLYSIS INHIBITOR FOR MOLDED ARTICLES FORMED FROM POLYBUTYLENE TEREPHTHALATE RESIN COMPOSITIONS
#22 | 2023-02-09 ✅ Patent 12,257,786 granted on 2025-03-25Molded article for laser welding, and agent for suppressing variation in laser transmittance of molded article for laser welding
#23 | 2022-12-08 ✅ Patent 12,384,078 granted on 2025-08-12CASING MEMBER FOR IN-VEHICLE CAMERA AND METHOD OF MANUFACTURING THE SAME
#24 | 2022-09-01 ✅ Patent 12,305,034 granted on 2025-05-20Automobile interior component made from polyacetal resin
#25 | 2022-06-23METHOD FOR IMPROVING ALKALINE SOLUTION RESISTANCE OF THERMOPLASTIC RESINS
#26 | 2022-04-21 ✅ Patent 12,139,601 granted on 2024-11-12Method for improving tracking resistance of thermoplastic resin
#27 | 2022-03-24 ✅ Patent 11,661,511 granted on 2023-05-30Production method of polyacetal resin composition
#28 | 2021-11-18 ✅ Patent 11,555,111 granted on 2023-01-17Polyacetal resin composition
#29 | 2021-11-18 ✅ Patent 11,426,903 granted on 2022-08-30Powdery liquid-crystal resin for press-molded article, press-molded article, and production method therefor
#30 | 2021-08-12 ✅ Patent 11,091,635 granted on 2021-08-17Polyarylene sulfide-based resin composition and insert-molded product
#31 | 2021-07-08 ✅ Patent 11,158,471 granted on 2021-10-26Housing of electronic device, method of manufacturing housing of electronic device, and breaker having the same
#32 | 2021-06-10LASER-WELDABLE AND LASER-MARKABLE MOLDED ARTICLE
#33 | 2021-06-03 ✅ Patent 11,607,868 granted on 2023-03-21Ratchet stack
#34 | 2021-04-01 ✅ Patent 11,634,576 granted on 2023-04-25Polyacetal resin composition
#35 | 2021-02-18 ✅ Patent 11,326,053 granted on 2022-05-10Flame-retardant polybutylene terephthalate resin composition
#36 | 2020-11-12 ✅ Patent 11,401,414 granted on 2022-08-02Flame-retardant poly(butylene terephthalate) resin composition
#37 | 2020-09-17 ✅ Patent 11,142,637 granted on 2021-10-12Polyacetal resin composition
#38 | 2020-07-16 ✅ Patent 11,697,232 granted on 2023-07-11Metal resin composite-molded article and method for manufacturing same
#39 | 2020-06-04 ✅ Patent 10,844,191 granted on 2020-11-24Polyacetal resin composition
#40 | 2020-01-09 ✅ Patent 11,236,229 granted on 2022-02-01Production method of thermoplastic aromatic polyester resin composition
#41 | 2019-10-24POLY(ARYLENE SULFIDE) RESIN COMPOSITION AND INSERT-MOLDED ARTICLE
#42 | 2019-10-10 ✅ Patent 10,717,864 granted on 2020-07-21Polyacetal resin composition for molding plate-shaped molded article, plate-shaped molded article, and carrier plate of window regulator
#43 | 2019-08-15 ✅ Patent 11,214,680 granted on 2022-01-04Polybutylene terephthalate resin composition and molded article
#44 | 2019-08-08 ✅ Patent 10,577,496 granted on 2020-03-03Process for producing polyacetal resin composition
#45 | 2019-01-08 ✅ Patent 10,174,270 granted on 2019-01-08Dust-resistant sliding member and method for producing same, window regulator carrier plate, and method for realizing dust-resistant slidability
#46 | 2019-01-03 ✅ Patent 10,927,255 granted on 2021-02-23Polyarylene sulfide resin composition and insert molded article
#47 | 2018-12-06 ✅ Patent 10,577,498 granted on 2020-03-03Polybutylene terephthalate resin composition
#48 | 2018-11-08 ✅ Patent 10,526,482 granted on 2020-01-07Polybutylene terephthalate resin composition
#49 | 2018-10-04Dust-resistant sliding member and method for producing same, window regulator carrier plate, and method for realizing dust-resistant slidability
#50 | 2018-04-19 ✅ Patent 10,494,748 granted on 2019-12-03Thermal bond non-woven fabric containing cyclic olefin resin
#51 | 2018-02-08 ✅ Patent 9,969,875 granted on 2018-05-15Polyacetal resin composition and sliding member
#52 | 2017-12-07 ✅ Patent 9,834,669 granted on 2017-12-05Method for producing polyacetal resin composition
#53 | 2017-11-30 ✅ Patent 10,655,007 granted on 2020-05-19Polyalkylene terephthalate resin composition
#54 | 2017-10-26 ✅ Patent 10,683,413 granted on 2020-06-16Polyacetal resin composition and sliding member
#55 | 2017-10-26POLYACETAL RESIN COMPOSITION AND SLIDING MEMBER
#56 | 2017-07-20 ✅ Patent 9,920,183 granted on 2018-03-20Polyacetal resin composition and fuel contactor provided with molded article of the polyacetal resin composition
#57 | 2017-04-27 ✅ Patent 9,745,400 granted on 2017-08-29Method for producing polyacetal copolymer
#58 | 2017-04-06POLYARYLENE SULFIDE-DERIVED RESIN COMPOSITION AND INSERT MOLDED BODY
#59 | 2017-03-16 ✅ Patent 9,695,265 granted on 2017-07-04Process for producing polyacetal copolymer
#60 | 2017-01-19 ✅ Patent 10,232,547 granted on 2019-03-19Composite molded article and method for manufacturing same
#61 | 2016-09-29 ✅ Patent 10,017,643 granted on 2018-07-10Corona-resistant resin composition, method for developing corona resistance of resin composition, and corona-resistant member
#62 | 2016-09-29 ✅ Patent 9,657,136 granted on 2017-05-23Production method for polyacetal copolymer
#63 | 2016-08-18 ✅ Patent 10,738,166 granted on 2020-08-11Method for producing polyoxymethylene resin composition
#64 | 2016-05-05 ✅ Patent 9,546,241 granted on 2017-01-17Method for producing polyacetal copolymer
#65 | 2016-03-17 ✅ Patent 9,550,853 granted on 2017-01-24Method for producing polyacetal copolymer
#66 | 2015-12-24 ✅ Patent 9,610,713 granted on 2017-04-04Grooved resin molded part
#67 | 2015-10-22 ✅ Patent 9,695,293 granted on 2017-07-04Corona-resistant member, corona-resistant resin composition, and method for developing corona resistance of resin molded article
#68 | 2015-09-17 ✅ Patent 9,340,652 granted on 2016-05-17Transparent film
#69 | 2015-09-03THERMOSETTING LIQUID-CRYSTAL POLYESTER COMPOSITION AND CURED PRODUCT THEREOF
#70 | 2015-06-18LIGHT-REFLECTING COMPONENT AND METHOD FOR PRODUCING SAME
#71 | 2015-06-18 ✅ Patent 9,249,279 granted on 2016-02-02Fuel resistant resin molded body
#72 | 2015-01-01 ✅ Patent 9,659,117 granted on 2017-05-23Deformation state analysis method, resin molded article deformation improvement method, and resin molded article weight reduction method
#73 | 2014-09-11 ✅ Patent 9,029,496 granted on 2015-05-12Liquid crystal polyester amide resin
#74 | 2014-02-06METHOD FOR MANUFACTURING AN INJECTION-MOLDED ARTICLE
#75 | 2014-01-30METHOD FOR MANUFACTURING AN INJECTION-MOLDED ARTICLE AND AN INJECTION-MOLDED ARTICLE
#76 | 2013-10-17 ✅ Patent 9,249,296 granted on 2016-02-02Integrated molded product
#77 | 2013-10-10 ✅ Patent 8,967,207 granted on 2015-03-03Multi-layer cylindrical molded article
#78 | 2013-08-22METHOD FOR MANUFACTURING A MOLD
#79 | 2013-07-11 ✅ Patent 11,124,602 granted on 2021-09-21Method for adhering resin molded articles
#80 | 2012-09-20 ✅ Patent 8,852,707 granted on 2014-10-07Polyarylene sulfide resin composition and insert-molded article
#81 | 2012-07-26LIQUID-CRYSTAL POLYMER AND MOLDED ARTICLES
#82 | 2012-07-12METHOD FOR MANUFACTURING AN INJECTION-MOLDED ARTICLE
#83 | 2011-09-01CYCLIC OLEFIN-DERIVED RESIN FIBER AND CYCLIC OLEFIN-DERIVED RESIN NON-WOVEN FABRIC
#84 | 2011-04-14 ✅ Patent 8,272,879 granted on 2012-09-25Planar connector
#85 | 2010-12-30 ✅ Patent 8,822,603 granted on 2014-09-02Resinous material for covering electric wire, electric wire manufactured by using the resinous material for covering electric wire, and flame-retardant cable
#86 | 2010-12-09MULTI-LAYER CYLINDRICAL MOLDED ARTICLE
#87 | 2010-11-04 ✅ Patent 8,633,264 granted on 2014-01-21Polyacetal resin composition
#88 | 2010-09-23 ✅ Patent 8,123,978 granted on 2012-02-28Liquid crystalline polyester resin composition
#89 | 2010-09-09 ✅ Patent 8,895,668 granted on 2014-11-25Cycloolefin resin composition
#90 | 2010-04-08POLYACETAL RESIN COMPOSITION
#91 | 2010-02-04 ✅ Patent 8,529,824 granted on 2013-09-10Method for manufacturing pressure-resistant container liner and liquid crystal resin liner
#92 | 2009-12-17 ✅ Patent 7,893,140 granted on 2011-02-22Polyacetal resin composition
#93 | 2009-10-08 ✅ Patent 7,705,079 granted on 2010-04-27Polyarylene sulfide resin composition
#94 | 2009-08-06 ✅ Patent 7,980,897 granted on 2011-07-19Asymmetric electronic parts
#95 | 2009-06-25 ✅ Patent 8,063,163 granted on 2011-11-22Cycloolefin copolymer
#96 | 2009-05-28Thermoplastic Resin Composition
#97 | 2009-01-22 ✅ Patent 7,988,907 granted on 2011-08-02Method for manufacturing pressure-resistant container liner and liquid crystal resin liner
#98 | 2009-01-15 ✅ Patent 8,063,127 granted on 2011-11-22Antihazing agent for noncrystalline cycloolefin resins, resin compositions, and optical elements
#99 | 2008-11-20 ✅ Patent 7,776,410 granted on 2010-08-17Resin composition for extrusion molding and extrusion-molded article
#100 | 2008-11-06Method for manufacturing stabilized polyacetal resin, stabilized polyacetal resin, stabilized polyacetal resin composition, and molded article of stabilized polyacetal resin
Also check out POLYPLASTICS CO., LTD.'s (Tokyo, Japan) applicant profile with 60 patent applications submitted.
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