Ronald W. Steffen

City:

Springfield, Illinois

Country:

United States

Published Applications:

Last publication date:

2018-12-20

Top Assignees for applications by Ronald W. Steffen

The entities that hold a legal rights for patent applications filed by inventor Steffen Ronald W.:

TSI, Incorporated 2 St. Paul, MN United States
DICKEY-john Corporation 1 Auburn, IL United States

Recent patent applications by Steffen Ronald W.

Ronald W. Steffen from Springfield, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2018-12-20

US20180359911A1

Human necessities

Seed sensor with lightpipe photodetect assembly

#2 | 2016-12-29

US20160374263A1

Human necessities

Seed sensor with lightpipe photodetect assembly

#3 | 2015-05-14

US20150134210A1

Human necessities

Synchronization of a twin row planting system

InventorID:

1161715 ⎘