Inventor
Koichiro Ichikawa
Inventor
Nagano, JP
Overview
Patents· 11 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 polishing48%
B24DTools for grinding, buffing or sharpening10%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1010%
C09GPolishing compositions5%
C25FProcesses for the electrolytic removal of materials from objects5%
G06KGraphical data reading5%
G06TImage data processing or generation, in general5%
G06VImage or video recognition or understanding5%
G08GTraffic control systems5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
PatentTitleYear
11,017,247Traffic signal recognition system20218,333,882'Polishing apparatus and method of polishing work'20126,332,828'Method of and apparatus for mirror-like polishing wafer chamfer with orientation flat'20016,113,463'Method of and apparatus for mirror-like polishing wafer chamfer with orientation flat'20005,928,066'Apparatus for polishing peripheral portion of wafer'19995,766,065'Apparatus for polishing peripheral portion of wafer'19985,733,181'Apparatus for polishing the notch of a wafer'19985,727,990'Method for mirror-polishing chamfered portion of wafer and mirror-polishing apparatus'19985,476,413'Apparatus for polishing the periphery portion of a wafer'19955,458,529'Apparatus for polishing notch portion of wafer'19955,429,544'Polishing apparatus for notch portion of wafer'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2012Patents assigned to FUJIKOSHI MACHINERY CORP (8)· patent assignee history
1995–2001Patents assigned to SHINETSU HANDOTAI KK (8)· patent assignee history
1995–2012Based in Nagano, JP· patent location history
1999Patents assigned to FUJIKOSHI MACHINERY (1)· patent assignee history
2012Patents assigned to HASEGAWA TSUYOSHI (1)· patent assignee history
2012Patents assigned to ICHIKAWA KOICHIRO (1)· patent assignee history
2021Based in Shizuoka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJIKOSHI MACHINERY CORP | 8 | 1995–2012 |
| SHINETSU HANDOTAI KK | 8 | 1995–2001 |
| FUJIKOSHI MACHINERY | 1 | 1999 |
| HASEGAWA TSUYOSHI | 1 | 2012 |
| ICHIKAWA KOICHIROself | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nagano, JP | 10 | 1995–2012 |
| Shizuoka, JP | 1 | 2021 |