Inventor
Toshihiro Iwai
Inventor
Tokyo, JP
Overview
Patents· 10 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 polishing57%
G05BControl or regulating systems in general14%
G01BMeasuring length, thickness or similar linear dimensions7%
H01LSemiconductor devices7%
H05KPrinted circuits7%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%
PatentTitleYear
11,057,996Circuit board, method of manufacturing circuit board, and electronic device20217,845,088'Lens shape measuring method and lens shape measuring apparatus'20106,959,227'Lens layout setting apparatus for lens grinding process and display apparatus for the same'20056,945,848'Lens shape data processing apparatus and lens grinding machine having the same apparatus'20056,751,522'Lens layout setting apparatus for lens grinding process and display apparatus for the same'20046,688,944'Spectacle lens chamfering data preparing method, spectacle lens chamfering method, spectacle lens chamfering data preparing apparatus, and spectacle lens chamfering apparatus'20046,588,898'Apparatus for displaying lens contour, apparatus for processing lens contour data, and apparatus for grinding edge of eyeglass lens with the same'20036,019,669'Lens shape measuring apparatus'20005,984,763'Lens shape measuring apparatus'19995,895,314'Lens shape measuring apparatus'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2010Patents assigned to TOPCON CORP (9)· patent assignee history
1999–2005Based in Tokyo, JP· patent location history
2010Based in Itabashi-ku, JP· patent location history
2021Patents assigned to FUJITSU INTERCONNECT TECH LIMITED (1)· patent assignee history
2021Patents assigned to FUJITSU LTD (1)· patent assignee history
2021Based in Atsugi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOPCON CORP | 9 | 1999–2010 |
| FUJITSU INTERCONNECT TECH LIMITED | 1 | 2021 |
| FUJITSU LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 8 | 1999–2005 |
| Atsugi, JP | 1 | 2021 |
| Itabashi-ku, JP | 1 | 2010 |