Inventor
Hiroyuki Nojima
Inventor
Kanagawa, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B24Bprimary
B24BMachines, devices, or processes for grinding or polishing42%
F16CShafts25%
Y10TTechnical subjects covered by former us classification17%
B60NSeats specially adapted for vehicles8%
B68GMethods, equipment, or machines for use in upholstering8%
PatentTitleYear
10,414,304Seat20196,223,635'Method of forming annular grooves in a ball polishing apparatus'20016,110,023'Sphere grinding apparatus'20005,921,851'Sphere polisher'19995,913,717'Sphere polishing machine'19995,906,535'Ball polishing method and apparatus, and annular groove forming method'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2001Patents assigned to NSK LTD (5)· patent assignee history
1999–2001Based in Kanagawa, JP· patent location history
2019Patents assigned to TACHI S CO (1)· patent assignee history
2019Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NSK LTD | 5 | 1999–2001 |
| TACHI S CO | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 5 | 1999–2001 |
| Tokyo, JP | 1 | 2019 |