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Sanraku Incorporated

USPTO Granted Patents = 21

Forward Citations = 186

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47 inventors (with patents filed for the assignee):

Tomoyuki Ishikura (13 out of 31 patents)

Takeo Yoshioka (9 out of 41 patents)

Tomio Takeuchi (8 out of 186 patents)

4. Rokuro Okamoto (8 out of 20 patents)

5. Tsutomu Sawa (6 out of 13 patents)

6. Akihiro Yoshimoto (6 out of 13 patents)

7. Yasuo Fukagawa (6 out of 14 patents)

8. Hiroshi Tone (5 out of 13 patents)

9. Azuma Watanabe (5 out of 5 patents)

10. Osamu Jodo (4 out of 4 patents)

11. Yoshio Watanabe (4 out of 6 patents)

12. Hamao Umezawa (4 out of 203 patents)

13. Noritaka Chida (3 out of 3 patents)

14. Naoto Kawamura (2 out of 7 patents)

15. Kazuhiko Okamura (2 out of 4 patents)

21 patents: Sort by Forward Citations

1. 5240849 - DNA coding for enzyme capable of acylating the 4'-position of macrolide (1993-08-31),

2. 5091370 - Angolamycin derivatives (1992-02-25),

3. 5055259 - Bloodless blood typing training kit (1991-10-08),

4. 4997922 - Anthracycline derivatives (1991-03-05),

5. 4996314 - 6-(disubstituted amino)carbapenem compounds (1991-02-26),

6. 4994281 - Polylactic acid microspheres and process for producing the same (1991-02-19),

7. 4954438 - Process for preparing antibiotics D788-7 (1990-09-04),

8. 4939248 - Optically active azetidinones (1990-07-03),

9. 4933439 - Tylosin derivatives and processes for producing the same (1990-06-12),

10. 4918172 - Anthracycline antibiotics (1990-04-17),

11. 4918005 - Method of quantitative assay for vitamin B.sub.12 and reagent for (1990-04-17),

12. 4897470 - Anthracycline antibiotics DCP-1 and 2 (1990-01-30),

13. 4853407 - Aminoethylcysteine derivatives (1989-08-01),

14. 4812563 - 6-(disubstituted amino)carbapenam compounds (1989-03-14),

15. 4781977 - Cyclodextrin adsorbing-material (1988-11-01),

Sanraku Incorporated is a Japanese restaurant that has been serving authentic Japanese cuisine in the San Francisco Bay Area since 1984. With a focus on traditional Japanese dishes and fresh ingredients, Sanraku offers a unique dining experience for customers looking for a taste of Japan in the heart of California. Whether you're in the mood for sushi, sashimi, or hot dishes like ramen and tempura, Sanraku has something for everyone to enjoy.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

21 Patents

#1,140 in Tokyo

#2,800 in Japan

#29,052 in the World

Sanraku Incorporated

Forward Citations = 186

47 inventors:

Tomoyuki Ishikura (13 out of 31 patents)

Takeo Yoshioka (9 out of 41 patents)

Tomio Takeuchi (8 out of 186 patents)

4. Rokuro Okamoto (8 out of 20 patents)

5. Tsutomu Sawa (6 out of 13 patents)

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