Inventor
MASAKI SUGIYAMA
Inventor
JP
Overview
Patents· 28 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein30%
G02BOptical elements, systems or apparatus18%
H04BTransmission18%
G01MTesting static or dynamic balance of machines or structures7%
G01RMeasuring electric variables5%
H02KDynamo-electric machines4%
Y02ATechnologies for adaptation to climate change4%
B29CShaping or joining of plastics2%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts2%
B29LIndexing scheme associated with subclass b29c, relating to particular articles2%
PatentTitleYear
12,597,817Rotor and method for manufacturing rotor202612,360,407Optical device and optical communication device202512,305,248Heat treatment method and heat treatment furnace202512,123,759Ultrasonic flowmeter202412,078,877Optical modulator and optical communication apparatus202412,066,737Optical device and optical transceiver202412,044,910Optical device and optical communication apparatus202412,047,121Optical device, optical transmission apparatus, optical reception apparatus, and optical communication apparatus202412,044,909Optical device that includes optical modulator, and optical transceiver202412,025,866Optical device and optical communication apparatus202412,019,349Optical device and optical transceiver using the same202411,914,189Optical device and optical communication apparatus202411,914,233Optical device and optical communication device202411,892,716Optical device and optical transceiver using the same202411,852,878Optical device and optical communication apparatus202311,719,964Optical device and optical communication device202311,719,598Optical device for measuring power of test light and optical device testing method2023D0989649Flow meter2023D0989650Flow meter202311,658,738Optical device, optical module using the same, and optical device testing method202311,604,116Optical device having terrace for mounting optical chip component and method of testing optical device having terrace for mounting optical chip component202311,320,486Optical device and optical transceiver module202211,320,715Optical device that includes optical modulator202211,320,595Optical device that includes optical modulator, and optical transceiver202211,294,208Optical device202211,156,858Optical device that includes optical modulator202111,153,007Optical device, optical module using the same, and test method for optical device202111,143,889Optical device, test method, optical transmission and reception device, and manufacturing method2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2025Patents assigned to FUJITSU OPTICAL COMPONENTS LTD (23)· patent assignee history
2021Patents assigned to FUJITSU OPTICL COMPONENTS LTD (1)· patent assignee history
2021–2026Based in JP· patent location history
2023–2024Patents assigned to PANASONIC IP MAN CO LTD (3)· patent assignee history
2025–2026Patents assigned to TOYOTA BOSHOKU KK (2)· patent assignee history
2025Patents assigned to KANTO YAKIN KOGYO CO LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJITSU OPTICAL COMPONENTS LTD | 23 | 2021–2025 |
| PANASONIC IP MAN CO LTD | 3 | 2023–2024 |
| TOYOTA BOSHOKU KK | 2 | 2025–2026 |
| FUJITSU OPTICL COMPONENTS LTD | 1 | 2021 |
| KANTO YAKIN KOGYO CO LTD | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 28 | 2021–2026 |