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Tamron Company, Ltd.

USPTO Granted Patents = 208

EPO Patents = 7

Trademarks = 15

Forward Citations = 765

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139 inventors (with patents filed for the assignee):

Yoshito Iwasawa (19 out of 40 patents)

Dayong Li (16 out of 17 patents)

Hisayuki Yamanaka (13 out of 13 patents)

4. Yasuhiko Obikane (11 out of 11 patents)

5. Lai Wei (8 out of 8 patents)

6. Akio Arakawa (8 out of 8 patents)

7. Naoto Shiga (7 out of 7 patents)

8. Takayoshi Noji (7 out of 7 patents)

9. Koji Kawaguchi (6 out of 6 patents)

10. Kazuya Watanabe (6 out of 6 patents)

11. Keisuke Okada (6 out of 6 patents)

12. Toshiya Segawa (6 out of 6 patents)

13. Takahiko Sakai (6 out of 6 patents)

14. Takahiro Mitsuhashi (6 out of 6 patents)

15. Nobuyuki Adachi (6 out of 29 patents)

Core Competencies:

Lens Control Device

Optical System

Imaging Apparatus

Zoom Lens

Photoacoustic Imaging

Thermal Radiation Element

Gas Detection Device

Image Stabilization Device

Fundus Imaging System

Communication Device

Plasmonic Structure

Cemented Lens

208 patents: Sort by Forward Citations

1. 12457414 - Lens control device, lens system, and program for controlling a lens to image a subject based on a distance between the lens and subject (2025-10-28),

2. 12455415 - Signal light transmission member (2025-10-28),

3. 12416794 - Optical system and imaging apparatus (2025-09-16),

4. 12416540 - Gas detection system and gas detection device (2025-09-16),

5. 12396067 - Thermal radiation element, thermal radiation element module, and thermal radiation light source (2025-08-19),

6. 12389107 - Lens system and program for controlling a touch display (2025-08-12),

7. 12372743 - Optical system and imaging device (2025-07-29),

8. 12276778 - Zoom lens and imaging device (2025-04-14),

9. 12274501 - Optical system, fundus imaging apparatus, and fundus imaging system (2025-04-14),

10. 12273615 - Lens system for reducing a shake induced by a touch-down operation (2025-04-08),

11. 12248127 - Zoom lens and image device (2025-03-11),

12. 12181731 - Optical system and imaging device including two lens groups of -+ refractive powers (2024-12-31),

13. 12164090 - Imaging apparatus and moving body (2024-12-10),

14. 12158568 - Zoom lens and imaging apparatus (2024-12-03),

15. 12158567 - Zoom lens and imaging apparatus (2024-12-03),

Tamron Company, Ltd. is a leading manufacturer of optical products. With a history dating back to 1950, Tamron has specialized in the development and production of high-quality lenses for digital cameras, camcorders, and CCTV systems. Their lenses are recognized for their exceptional optical performance, innovation, and versatility. In addition to lenses, Tamron also produces optical components and other precision instruments. Committed to technological advancements and customer satisfaction, Tamron continues to provide innovative solutions for the imaging industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

208 Patents

#11 in Saitama 343-0827

#673 in Japan

#3,972 in the World

Tamron Company, Ltd.

Forward Citations = 765

139 inventors:

Yoshito Iwasawa (19 out of 40 patents)

Dayong Li (16 out of 17 patents)

Hisayuki Yamanaka (13 out of 13 patents)

4. Yasuhiko Obikane (11 out of 11 patents)

5. Lai Wei (8 out of 8 patents)

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