Inventor
KENGO SASAYAMA
Inventor
JP
Overview
Patents· 9 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 properties42%
G02BOptical elements, systems or apparatus32%
H10HInorganic light-emitting semiconductor devices having potential barriers11%
F24FAir-conditioning5%
G08BSignalling systems, e.g. personal calling systems5%
H01LSemiconductor devices5%
PatentTitleYear
12,511,986Risk information provision device, risk information provision system, risk information provision method, and risk information provision program202512,295,187Semiconductor wafer, semiconductor device, and gas concentration measuring device202512,247,915Optical device202512,117,633Optical filter202412,034,101Semiconductor wafer, semiconductor device, and gas concentration measuring device202411,921,038Optical device202411,740,396Optical device202311,346,775NDIR gas sensor and optical device202211,320,572NDIR gas sensor, optical device, and optical filter for NDIR gas sensor2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to ASAHI KASEI MICRODEVICES CORP (9)· patent assignee history
2022–2025Based in JP· patent location history
2025Patents assigned to ASHAI KASEI MICRODEVICES CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ASAHI KASEI MICRODEVICES CORP | 9 | 2022–2025 |
| ASHAI KASEI MICRODEVICES CORP | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 9 | 2022–2025 |