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Forward Citations = 52

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11 inventors (with patents filed for the assignee):

Makoto Shimizu (1 out of 28 patents)

Seiji Tomita (1 out of 20 patents)

Tsuneshi Yokota (1 out of 32 patents)

4. Yasuji Sato (1 out of 15 patents)

5. Nobuyuki Toyoda (1 out of 8 patents)

6. Akimichi Hojo (1 out of 6 patents)

7. Hideyasu Mori (1 out of 9 patents)

8. Yoshikazu Sano (1 out of 13 patents)

9. Tetuo Iida (1 out of 1 patent)

10. Takeshi Ito (1 out of 32 patents)

11. Riro Nii (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 4680652 - Device for detecting a space between adjacent blocks of data recorded in (1987-07-14),

2. 4636895 - Tape head apparatus for a cassette tape recorder (1987-01-13),

3. 4544956 - Image information registering/retrieving system (1985-10-01),

4. 4503600 - Process for manufacturing a buried gate field effect transistor (1985-03-12),

5. 4499571 - Optical disk system with laser safety arrangement (1985-02-12),

6. 4491693 - Key telephone system and method of setting operating data in the key (1985-01-01),

7. 4488685 - Tape Winding Machine (1984-12-18),

Tokyo Shibaura Denki Kabushiki (Toshiba Corporation) is a Japanese multinational conglomerate founded in 1875. It offers a wide range of products and services, including information technology, communications equipment, electronic devices, power systems, and industrial infrastructure. Toshiba is known for its innovation and quality, and has a strong presence in global markets.

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USPTO Data Jan 1 1976 - Jan 6 2026

7 Patents

#54 in Kawasaki

#5,307 in Japan

Kawasaki, Japan

Tokyo Shibaura Denki Kabushiki