Inventor
Tomoto Kawamura
Inventor
JP
Overview
Patents· 8 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 properties21%
G02BOptical elements, systems or apparatus21%
G06FElectric digital data processing11%
G06TImage data processing or generation, in general11%
H04NPictorial communication, e.g. television11%
H10HInorganic light-emitting semiconductor devices having potential barriers11%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1011%
H01LSemiconductor devices5%
PatentTitleYear
12,196,673Defect inspection apparatus and defect inspection method202511,971,346Biological sample detection device202411,906,420Light source and biochemical analyzer202411,880,909AR display apparatus and AR display method202411,754,493Broadband light source device and biochemical analyzing device202311,543,648Virtual image projection device202311,493,759Hologram light guide plate with plurality of layers and head mount display using hologram light guide plate202211,143,872Waveguide and video image display device2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2023Patents assigned to HITACHI LG DATA STORAGE INC (3)· patent assignee history
2021–2025Based in JP· patent location history
2023–2025Patents assigned to HITACHI HIGH TECH CORP (4)· patent assignee history
2024Patents assigned to MAXELL LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI HIGH TECH CORP | 4 | 2023–2025 |
| HITACHI LG DATA STORAGE INC | 3 | 2021–2023 |
| MAXELL LTD | 1 | 2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 8 | 2021–2025 |