Inventor
Shirou Murai
Inventor
Toyama, 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 polishing32%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1014%
B24DTools for grinding, buffing or sharpening5%
B28DWorking stone or stone-like materials5%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles5%
B82YSpecific uses or applications of nanostructures5%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof5%
F16KValves5%
F21SNon-portable lighting devices5%
F21VFunctional features or details of lighting devices or systems thereof5%
PatentTitleYear
11,060,699Illumination device202111,047,495Fluid control valve20216,722,956'Working apparatus'20046,439,969'Apparatus and method of chamfering wafer'20026,332,834'Method and apparatus for grinding a workpiece'20016,302,769'Method for chamfering a wafer'20016,296,553'Grinding method, surface grinder, workpiece support, mechanism and work rest'20016,220,931'Feeding a grinding wheel in grinding method'20016,113,489'Ingot slicing method, an ingot manufacturing method and a sliced ingot grinding apparatus'20006,036,585'Grinder and grinding method'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2004Patents assigned to NIPPEI TOYAMA CORP (8)· patent assignee history
2000–2001Based in Toyama, JP· patent location history
2001–2004Based in Kanagawa, JP· patent location history
2021Patents assigned to AISAN IND (1)· patent assignee history
2021Patents assigned to STANLEY ELECTRIC CO LTD (1)· patent assignee history
2021Patents assigned to UNIV KYOTO (1)· patent assignee history
2021Based in Kyoto, JP· patent location history
2021Based in Obu, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPEI TOYAMA CORP | 8 | 2000–2004 |
| AISAN IND | 1 | 2021 |
| STANLEY ELECTRIC CO LTD | 1 | 2021 |
| UNIV KYOTO | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Toyama, JP | 5 | 2000–2001 |
| Kanagawa, JP | 3 | 2001–2004 |
| Kyoto, JP | 1 | 2021 |
| Obu, JP | 1 | 2021 |