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Stella Pharma Corporation

USPTO Granted Patents = 11

% Expired Patents = 9.1

CIPO Patents = 1

EPO Patents = 11

Forward Citations = 3

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22 inventors (with patents filed for the assignee):

Kohki Uehara (7 out of 9 patents)

Mitsunori Kirihata (7 out of 10 patents)

Hiroshi Takenaka (5 out of 6 patents)

4. Yoichiro Ohta (4 out of 5 patents)

5. Hideki Nakashima (4 out of 14 patents)

6. Yoshihide Hattori (3 out of 3 patents)

7. Yusuke Taguchi (3 out of 4 patents)

8. Sayuri Ueda (3 out of 4 patents)

9. Yuko Ishino (3 out of 4 patents)

10. Tomohiro Yoshikawa (3 out of 3 patents)

11. Koji Kawakami (2 out of 7 patents)

12. Masayuki Kohno (2 out of 4 patents)

13. Tomohisa Horibe (2 out of 5 patents)

14. Oumi Nakajima (2 out of 3 patents)

15. Mari Haramoto (2 out of 3 patents)

11 patents: Sort by Forward Citations

1. 12612421 - Method for producing 4-borono-L-phenylalanine and intermediate thereof (2026-04-28),

2. 12343354 - Injection containing p-boronophenylalanine (2025-07-01),

3. 10975104 - Boron-containing compound (2021-04-13),

4. 10344042 - Production method for 2-fluoro-4-borono-L-phenylalanine, and precursor of 2-fluoro-4-borono-L-phenylalanine (2019-07-09),

5. 10005794 - Production method for 2-fluoro-4-borono-L-phenylalanine, and precursor of 2-fluoro-4-borono-L-phenylalanine (2018-06-26),

6. 9815855 - Method for producing 4-borono-L-phenylalanine having 18F atom introduced thereinto, and precursor of 4-borono-L-phenylalanine having 18F atom introduced thereinto (2017-11-14),

7. 9422341 - Method for producing cereulide and derivative thereof, intermediate for production of cereulide, and cereulide derivative (2016-08-23),

8. 8940863 - Selective anticancer chimeric peptides which bind neuropilin receptor (2015-01-27),

9. 8940862 - Selective anticancer chimeric peptides which bind transferrin receptor (2015-01-27),

10. 8907128 - Boron compound with amino acid skeleton containing cyclo ring-type ring (2014-12-09),

11. 8431738 - Optically active α-amino acid into which BSH is introduced and method for synthesizing the same (2013-04-30),

Stella Pharma Corporation, based in Osaka, Japan, is dedicated to the development of innovative pharmaceuticals, particularly in the fields of oncology and regenerative medicine. The company focuses on creating advanced therapeutic solutions that address unmet medical needs, leveraging cutting-edge research and technology to enhance patient outcomes. With a commitment to scientific excellence, Stella Pharma collaborates with various research institutions and industry partners to drive forward its mission of improving healthcare through novel drug development.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Stella Pharma Corporation

11 Patents

#450 in Osaka

#4,134 in Japan

#51,714 in the World

Stella Pharma Corporation

Forward Citations = 3

22 inventors:

Kohki Uehara (7 out of 9 patents)

Mitsunori Kirihata (7 out of 10 patents)

Hiroshi Takenaka (5 out of 6 patents)

4. Yoichiro Ohta (4 out of 5 patents)

5. Hideki Nakashima (4 out of 14 patents)

Please report any incorrect information to [email protected]

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