Company Filing History:

13 out of 446

Kabushiki Kaisha Suwa Seikosha

patents

10 out of 33,436

Seiko Epson Corporation

patents

1 out of 49

Seiko Epson Kabushiki Kaisha

patents

4. 1 out of 52

Kabushiki Kaisha Seikosha

patents

Years Active: 1976-1993

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25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5241407 - Projection-type display device (1993-08-31),

2. 5075798 - Projection-type display device (1991-12-24),

3. 5073013 - Projection-type display device (1991-12-17),

4. 5053765 - Light guide type display apparatus (1991-10-01),

5. 4899141 - Matrix panel with an active driving system (1990-02-06),

6. 4862237 - Solid state image sensor (1989-08-29),

7. 4716403 - Liquid crystal display device (1987-12-29),

8. 4653862 - Liquid crystal display device having color filters sized to prevent (1987-03-31),

9. 4604617 - Driving system for a matrix display panel (1986-08-05),

10. 4600274 - Liquid crystal display device having color filter triads (1986-07-15),

11. 4591848 - Matrix panel with an active driving system (1986-05-27),

12. 4582395 - Active matrix assembly for a liquid crystal display device including an (1986-04-15),

13. 4394586 - Dynamic divider circuit (1983-07-19),

14. 4272840 - Semiconductor integrated circuit for a timepiece (1981-06-09),

15. 4258310 - Selectively adjustable voltage detection integrated circuit (1981-03-24),

Title: **Shinji Morozumi: Innovating Projection Technology**

Introduction

Shinji Morozumi, a prominent inventor based in Suwa, Japan, has made significant contributions to the field of optical projection technology. Holding an impressive portfolio of 25 patents, Morozumi continues to push the boundaries of innovation with his latest advancements in projection-type display devices.

Latest Patents

Among Morozumi's groundbreaking inventions is a projection-type display device that utilizes a single light source to generate light. This design incorporates a first dichroic mirror group that effectively separates the light into its colored components. The system also features a transmissive light valve that modulates the colored light, followed by a second dichroic mirror group that synthesizes the modulated colors. Finally, a sophisticated projection system delivers the combined colored light onto a screen, ensuring high-quality visual output.

Career Highlights

Morozumi has built a notable career in the tech industry, significantly contributing to companies renowned for their technological advancements. He has worked with Kabushiki Kaisha Suwa Seikosha and Seiko Epson Corporation, where his innovative spirit has helped elevate the standard of projection technology. His expertise in creating cutting-edge display devices is widely recognized within the industry.

Collaborations

Throughout his career, Morozumi has collaborated with esteemed colleagues such as Tomio Sonehara and Shuji Aruga. These partnerships have been instrumental in fostering creative solutions and advancing the field of optical technologies. Together, they have further refined the capabilities and performance of projection devices, bridging the gap between innovation and practical application.

Conclusion

Shinji Morozumi stands as a beacon of innovation in the projection technology arena. His 25 patents reflect a commitment to excellence and ingenuity, paving the way for more advanced visual experiences. As technology continues to evolve, Morozumi's contributions will undoubtedly remain influential in shaping the future of display technologies.

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