Inventor
Masahiro Hamaya
Inventor
Anjo, JP
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties73%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general7%
G03GElectrography7%
H01BCables7%
Y02TClimate change mitigation technologies related to transportation7%
PatentTitleYear
11,099,520Image forming apparatus executing maintenance mode for diagnosing cleaning member20216,432,289'Oxygen concentration detector'20026,068,746'Oxygen sensor having a solid electrolyte applicable to an internal combustion engine'20006,036,829'Oxygen sensor'20005,969,229'Lead wire for sensor'19995,900,129'Oxygen concentration sensor'19995,874,663'Waterproof structure for an air-fuel ratio sensor'19995,859,361'Air fuel ratio sensor and a method for making the same'19995,800,689'Oxygen concentration detector'19985,762,771'Air-fuel ratio sensor'19985,573,650'Gas sensor'19965,556,526'Gas sensor having enhanced external connectivity characteristics'19965,545,377'Catalyst degradation detecting apparatus'19964,362,609'Oxygen concentration sensor'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1999Patents assigned to NIPPON DENSO CO (7)· patent assignee history
1982–2000Based in Anjo, JP· patent location history
1998–2002Patents assigned to DENSO CORP (6)· patent assignee history
2002Based in Kariya, JP· patent location history
2021Patents assigned to BROTHER IND LTD (1)· patent assignee history
2021Based in Nagoya-shi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON DENSO CO | 7 | 1982–1999 |
| DENSO CORP | 6 | 1998–2002 |
| BROTHER IND LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Anjo, JP | 12 | 1982–2000 |
| Nagoya-shi, JP | 1 | 2021 |
| Kariya, JP | 1 | 2002 |