Hiroshi Okamoto

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Crawler type traveling body and traveling apparatus
- Patent number 11,964,710
- Issue date Apr 23, 2024
- Ricoh Company, Ltd.
- Eichi Koizumi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Tractor feeder for printer
- Patent number 4,723,697
- Issue date Feb 9, 1988
- NHK Spring Co., Ltd.
- Osamu Tano
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
CRAWLER TYPE TRAVELING BODY AND TRAVELING APPARATUS
- Publication number 20240199147
- Publication date Jun 20, 2024
- RICOH COMPANY, LTD.
- Eichi KOIZUMI
- B60 - VEHICLES IN GENERAL
Information Patent Application
CRAWLER TRAVELING BODY AND TRAVELING APPARATUS
- Publication number 20240174309
- Publication date May 30, 2024
- Yasufumi TAKAHASHI
- B60 - VEHICLES IN GENERAL
Information Patent Application
CRAWLER-TYPE TRAVELING BODY AND TRAVELING APPARATUS
- Publication number 20230373577
- Publication date Nov 23, 2023
- Hiroshi SHIMURA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
CRAWLER TRAVELING BODY AND TRAVELING DEVICE
- Publication number 20230088453
- Publication date Mar 23, 2023
- Hiroshi SHIMURA
- B60 - VEHICLES IN GENERAL
Information Patent Application
CRAWLER TYPE TRAVELING BODY AND TRAVELING APPARATUS
- Publication number 20210229760
- Publication date Jul 29, 2021
- RICOH COMPANY, LTD.
- Eichi KOIZUMI
- B60 - VEHICLES IN GENERAL
Information Patent Application
Surface finishing apparatus and method, dimple die, and head suspen...
- Publication number 20060160471
- Publication date Jul 20, 2006
- NHK Spring Co., Ltd.
- Yasuji Takagi
- B24 - GRINDING POLISHING