Inventor
Masayuki Yao
Inventor
Osaka, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G08Bprimary
G08BSignalling systems, e.g. personal calling systems25%
Y10TTechnical subjects covered by former us classification17%
B01DSeparation8%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general8%
F02BInternal-combustion piston engines8%
F02CGas-turbine plants8%
F02DControlling combustion engines8%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof8%
Y02TClimate change mitigation technologies related to transportation8%
PatentTitleYear
11,111,864Intake oxygen concentration control system suitable for engine with lean NOx trapping technology20216,020,819'Radio wave receiving signaling device'20005,959,532'Theft preventive apparatus and radio wave receiving signaling device'19995,767,773'Theft preventive apparatus and radio wave receiving signaling device'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2000Patents assigned to KUBOTA KK (3)· patent assignee history
1998–2000Based in Osaka, JP· patent location history
2021Patents assigned to UNIV TIANJIN (1)· patent assignee history
2021Based in Tianjin, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KUBOTA KK | 3 | 1998–2000 |
| UNIV TIANJIN | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 3 | 1998–2000 |
| Tianjin, CN | 1 | 2021 |