Inventor
Koichi Hachiya
Inventor
Kanagawa, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Cprimary
F16CShafts24%
C10MLubricating compositions15%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions12%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%
B82YSpecific uses or applications of nanostructures6%
F16HGearing6%
C23CCoating metallic material3%
F01MLubricating of machines or engines in general3%
F16NLubricating3%
G01NInvestigating or analysing materials by determining their chemical or physical properties3%
PatentTitleYear
10,890,575Lubricant deterioration detection device and lubricant deterioration state evaluation method20217,811,002'Rolling device'20106,689,721'Conductive grease and rolling apparatus packed with the same'20046,612,746'Rolling apparatus having surface-treated rolling member'20036,589,918'Conductive grease and rolling apparatus packed with the same'20036,482,779'Lubricating grease composition and rolling apparatus comprising same'20025,927,865'Rolling apparatus'19995,252,391'Surface treated sliding or rolling contact element and rolling bearing'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993Patents assigned to NIPPON SEIKO KK (1)· patent assignee history
1993Based in Zama, JP· patent location history
1999–2021Patents assigned to NSK LTD (7)· patent assignee history
1999–2004Based in Kanagawa, JP· patent location history
2002Patents assigned to KYODO YUSHI (1)· patent assignee history
2010Based in Sagamihara, JP· patent location history
2021Based in Fujisawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NSK LTD | 7 | 1999–2021 |
| KYODO YUSHI | 1 | 2002 |
| NIPPON SEIKO KK | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 5 | 1999–2004 |
| Fujisawa, JP | 1 | 2021 |
| Sagamihara, JP | 1 | 2010 |
| Zama, JP | 1 | 1993 |