Inventor
Youhei Kinugawa
Inventor
Ibaraki, JP
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Nprimary
F01NGas-flow silencers or exhaust apparatus for machines or engines in general17%
F01PCooling of machines or engines in general17%
F02BInternal-combustion piston engines17%
F02FCylinders, pistons or casings, for combustion engines17%
LOC1517%
Y02TClimate change mitigation technologies related to transportation17%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2019–2020Patents assigned to HITACHI KOKI KK (2)· patent assignee history
2019Based in Hitachinaka, JP· patent location history
2020Patents assigned to KOKI HOLDINGS CO LTD (1)· patent assignee history
2020Based in Ibaraki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI KOKI KK | 2 | 2019–2020 |
| KOKI HOLDINGS CO LTD | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ibaraki, JP | 1 | 2020 |
| Hitachinaka, JP | 1 | 2019 |