Pasadena, California
United States
16
2026-01-29
The entities that hold a legal rights for patent applications filed by inventor Tamkin John Michael:
John Michael Tamkin from Pasadena, US has applied for patents for these inventions. The list has both pending applications and granted patents:
OPTICAL PRODUCTS, MASTERS FOR FABRICATING OPTICAL PRODUCTS, AND METHODS FOR MANUFACTURING MASTERS AND OPTICAL PRODUCTS
#2 | 2024-11-07Optical switch devices
#3 | 2024-03-14Optical switch devices
#4 | 2024-02-22OPTICAL PRODUCTS, MASTERS FOR FABRICATING OPTICAL PRODUCTS, AND METHODS FOR MANUFACTURING MASTERS AND OPTICAL PRODUCTS
#5 | 2023-08-24OPTICAL SWITCH DEVICES
#6 | 2022-09-01Optical products, masters for fabricating optical products, and methods for manufacturing masters and optical products
#7 | 2022-07-28Optical switch devices
#8 | 2022-07-14OPTICAL SWITCH DEVICES
#9 | 2021-11-11Optical switch devices
#10 | 2020-12-24Animated optical security feature
#11 | 2020-02-06Optical products, masters for fabricating optical products, and methods for manufacturing masters and optical products
#12 | 2019-08-01Optical switch devices
#13 | 2018-01-04Optical switch devices
#14 | 2017-05-11Optical products, masters for fabricating optical products, and methods for manufacturing masters and optical products
#15 | 2017-04-27Photorefraction method and product
#16 | 2017-04-27VISUAL ACUITY TESTING METHOD AND PRODUCT
1856283 ⎘