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Saitama-shi, Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Relay optical system for rigid endoscope
- Patent number 11,598,947
- Issue date Mar 7, 2023
- SUMITA OPTICAL GLASS, INC.
- Hiroki Watanabe
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
BEAM-SHAPING LENS, BEAM-SHAPING ELEMENT, LIGHT SOURCE DEVICE FOR AN...
- Publication number 20250098943
- Publication date Mar 27, 2025
- Sumita Optical Glass, Inc.
- Jun OTAKE
- G02 - OPTICS
Information Patent Application
RELAY OPTICAL SYSTEM FOR RIGID ENDOSCOPE
- Publication number 20210349304
- Publication date Nov 11, 2021
- Sumita Optical Glass, Inc.
- Hiroki WATANABE
- G02 - OPTICS