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Forward Citations = 195

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5 inventors (with patents filed for the assignee):

Jun-ichi Nishizawa (6 out of 121 patents)

Junichi Nishizawa (6 out of 48 patents)

Tadahiro Ohmi (4 out of 93 patents)

4. Tadahiro Ohmi (1 out of 201 patents)

5. Jun-ichi Nishizawa (1 out of 23 patents)

13 patents: Sort by Forward Citations

1. 5585654 - Field effect transistor having saturated drain current characteristic (1996-12-17),

2. 5557119 - Field effect transistor having unsaturated drain current characteristic (1996-09-17),

3. 5552623 - Short channel mosfet with buried anti-punch through region (1996-09-03),

4. 4975755 - Optically controllable static induction thyristor device (1990-12-04),

5. 4816891 - Optically controllable static induction thyristor device (1989-03-28),

6. 4660062 - Insulated gate transistor having reduced channel length (1987-04-21),

7. 4644386 - Integrated circuit employing insulated gate electrostatic induction (1987-02-17),

8. 4558660 - Semiconductor fabricating apparatus (1985-12-17),

9. 4450468 - Gallium arsenide ISL gate with punched-through bipolar driver transistor (1984-05-22),

10. 4365262 - Semiconductor image sensor (1982-12-21),

11. 4359012 - Apparatus for producing a semiconductor device utlizing successive (1982-11-16),

12. 4337473 - Junction field effect transistor having unsaturated drain current (1982-06-29),

13. 4296425 - Luminescent diode having multiple hetero junctions (1981-10-20),

Handotai Kenkyu Shinkokai is a leading research and development company specializing in the field of semiconductor technology. They are dedicated to advancing the industry through innovative solutions and cutting-edge research. With a team of experts and state-of-the-art facilities, they continue to push the boundaries of technology and drive progress in the semiconductor industry.

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USPTO Data Jan 1 1976 - Dec 16 2025

13 Patents

#7 in Miyagi

#3,658 in Japan

#43,635 in the World

Miyagi, Japan

Handotai Kenkyu Shinkokai