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Kabushiki Kaisha Daini Seikosha

USPTO Granted Patents = 349

Forward Citations = 3,391

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264 inventors (with patents filed for the assignee):

Masaharu Shida (22 out of 26 patents)

Kazuhiro Asano (20 out of 22 patents)

Makoto Ueda (19 out of 27 patents)

4. Akira Torisawa (19 out of 19 patents)

5. Kojiro Tanaka (18 out of 20 patents)

6. Kenichi Kondo (14 out of 14 patents)

7. Masaaki Mandai (13 out of 20 patents)

8. Junichi Tabata (12 out of 15 patents)

9. Fumikazu Murakami (12 out of 13 patents)

10. Noboru Kaneko (9 out of 24 patents)

11. Masataka Ikenishi (9 out of 10 patents)

12. Shozo Kushida (9 out of 9 patents)

13. Yoshiaki Hara (8 out of 22 patents)

14. Masaaki Kamiya (8 out of 40 patents)

15. Joichi Miyazaki (8 out of 8 patents)

Core Competencies:

Non-Volatile Semiconductor Memory

Tuning Fork Resonator

Electronic Timepiece

Liquid-Crystal Display

Thermosensitive Semiconductor Device

Industrial Robot

Electrochromic Display Device

Heartbeat Rate Indicator

Electronic Musical Instrument

Fluorescent X-Ray Film Thickness Gauge

Pulse Detector

Charge Control Circuit

349 patents: Sort by Forward Citations

1. 4794433 - Non-volatile semiconductor memory with non-uniform gate insulator (1988-12-27),

2. 4771202 - Tuning fork resonator (1988-09-13),

3. 4715384 - Pulsimeter (1987-12-29),

4. 4707145 - Electronic timepiece (1987-11-17),

5. 4692881 - Device for discriminating attitude of parts (1987-09-08),

6. 4680580 - Active matrix-addressed liquid-crystal display device (1987-07-14),

7. 4643530 - Reflective, thin film transistor addressed, matrix liquid crystal display (1987-02-17),

8. 4639755 - Thermosensitive semiconductor device using Darlington circuit (1987-01-27),

9. 4638704 - Press device having means to enable ram and bolster to be removed as a (1987-01-27),

10. 4638247 - Integrated circuit for converting a drive signal of three or more (1987-01-20),

11. 4635089 - MIS-integrated semiconductor device (1987-01-06),

12. 4633124 - Mount for quartz crystal resonator (1986-12-30),

13. 4618837 - Low-power consumption reference pulse generator (1986-10-21),

14. 4616340 - Non-volatile semiconductor memory (1986-10-07),

15. 4566847 - Industrial robot (1986-01-28),

Kabushiki Kaisha Daini Seikosha, commonly known as Daini Seikosha, is a Japanese company specializing in the manufacturing of electronic devices and precision instruments. With a rich history dating back to 1937, Daini Seikosha has grown to become a renowned provider of reliable and innovative products. The company's wide range of offerings includes timekeeping devices, printers, electronic components, and industrial machinery. Daini Seikosha prioritizes customer satisfaction through a commitment to quality, advanced technology, and continuous improvement. Their website offers comprehensive information about their products, services, and industry expertise.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

349 Patents

#1 in

#464 in J

#2,531 in the World

Kabushiki Kaisha Daini Seikosha

Forward Citations = 3,391

264 inventors:

Masaharu Shida (22 out of 26 patents)

Kazuhiro Asano (20 out of 22 patents)

Makoto Ueda (19 out of 27 patents)

4. Akira Torisawa (19 out of 19 patents)

5. Kojiro Tanaka (18 out of 20 patents)

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