Toru Nakajima

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Knock-type writing instrument
- Patent number 12,162,305
- Issue date Dec 10, 2024
- MITSUBISHI PENCIL COMPANY, LIMITED
- Toru Nakajima
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Applicator
- Patent number 11,318,777
- Issue date May 3, 2022
- Mitsubishi Pencil Company, Limited
- Toru Nakajima
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Ink jet recording head
- Patent number 7,942,497
- Issue date May 17, 2011
- Hewlett-Packard Development Company, L.P.
- Kozo Matsumoto
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
KNOCK-TYPE WRITING INSTRUMENT
- Publication number 20230347683
- Publication date Nov 2, 2023
- MITSUBISHI PENCIL COMPANY, LIMITED
- Toru NAKAJIMA
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
APPLICATOR
- Publication number 20210221162
- Publication date Jul 22, 2021
- MITSUBISHI PENCIL COMPANY, LIMITED
- Toru NAKAJIMA
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES