For the Inventor, By the Inventor

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Seiko Epson Corporation and King Jim Co., Ltd.

USPTO Granted Patents = 5

Forward Citations = 29

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13 inventors (with patents filed for the assignee):

Kenji Watanabe (4 out of 200 patents)

Takanobu Kameda (3 out of 82 patents)

Tomoyuki Shimmura (3 out of 70 patents)

4. Hideki Oikawa (2 out of 18 patents)

5. Kenichi Nakajima (2 out of 29 patents)

6. Chieko Aida (2 out of 47 patents)

7. Eiji Tukahara (2 out of 7 patents)

8. Hiroshi Kuriyama (2 out of 14 patents)

9. Hitoshi Hayama (1 out of 38 patents)

10. Masahiko Nunokawa (1 out of 23 patents)

11. Tomohiro Moriya (1 out of 3 patents)

12. Hironaga Iida (1 out of 1 patent)

13. Youko Eto (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 6152624 - Stamp-making apparatus, as well as function changeover mechanism, (2000-11-28),

2. 6145561 - Tape processing device with a coating device for the cutting blade and a (2000-11-14),

3. 6092947 - Tape printing device (2000-07-25),

4. 6016749 - Stamp-making apparatus, as well as function changeover mechanism, (2000-01-25),

5. 5957053 - Stamp material, stamp material-setting jig and stamp assembly (1999-09-28),

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USPTO Data Jan 1 1976 - Dec 30 2025

5 Patents

#315 in

#6,488 in Japan

Seiko Epson Corporation and King Jim Co., Ltd.

Forward Citations = 29

13 inventors:

Kenji Watanabe (4 out of 200 patents)

Takanobu Kameda (3 out of 82 patents)

Tomoyuki Shimmura (3 out of 70 patents)

4. Hideki Oikawa (2 out of 18 patents)

5. Kenichi Nakajima (2 out of 29 patents)

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