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Kanagawa, Japan

Yasuhiro Koike

USPTO Granted Patents = 13

CIPO Patents = 1

Forward Citations = 256

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21 inventors (with patents filed for the assignee):

Yasuhiro Koike (5 out of 58 patents)

Hiromi Sasako (4 out of 7 patents)

Tsuyoshi Ishikawa (2 out of 93 patents)

4. Shingo Ohkawa (2 out of 82 patents)

5. Masaki Naritomi (2 out of 6 patents)

6. Kayoko Watai (2 out of 14 patents)

7. Takashi Oda (1 out of 11 patents)

8. Norihide Sugiyama (1 out of 26 patents)

9. Hiroshi Yamazaki (1 out of 20 patents)

10. Akihito Mitsui (1 out of 5 patents)

11. Naohiko Moriya (1 out of 7 patents)

12. Tadahiro Sunaga (1 out of 21 patents)

13. Takayoshi Yamauchi (1 out of 8 patents)

14. Keisuke Kawashima (1 out of 3 patents)

15. Toshitaka Torikai (1 out of 13 patents)

13 patents: Sort by Forward Citations

1. 9128238 - Optical material and molded product thereof (2015-09-08),

2. 8967880 - Optical collimator and optical connector using same (2015-03-03),

3. 6271312 - Graded-refractive-index optical plastic material of a fluoropolymer containing a material in a concentration gradient therein (2001-08-07),

4. 6155692 - Surface light source device of side light type (2000-12-05),

5. 6074070 - Surface light source device of side light type (2000-06-13),

6. 6049649 - Surface light source device of side-light type (2000-04-11),

7. 6027221 - Surface light source device of side light type and mold for light guide (2000-02-22),

8. 6024463 - Surface light source device of side light type with belt-like diffusible (2000-02-15),

9. 5997148 - Surface light source device of side light type (1999-12-07),

10. 5961197 - Surface light source device (1999-10-05),

11. 5916971 - Graded-refractive-index optical plastic material and method for its (1999-06-29),

12. 5788356 - Surface light source device of side light type (1998-08-04),

13. 5783636 - Graded-refractive-index optical plastic material and method for its (1998-07-21),

Yasuhiro Koike is a renowned Japanese artist known for his unique and innovative sculptures that combine traditional Japanese craftsmanship with modern design aesthetics. His work has been exhibited in galleries and museums around the world, and he has won numerous awards for his craftsmanship and creativity.

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

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USPTO Data Jan 1 1976 - Dec 30 2025

13 Patents

#119 in Kanagawa

#3,667 in Japan

#43,690 in the World

Kanagawa, Japan

Yasuhiro Koike

Forward Citations = 256

21 inventors:

Yasuhiro Koike (5 out of 58 patents)

Hiromi Sasako (4 out of 7 patents)

Tsuyoshi Ishikawa (2 out of 93 patents)

4. Shingo Ohkawa (2 out of 82 patents)

5. Masaki Naritomi (2 out of 6 patents)

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