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Osaka Prefecture

USPTO Granted Patents = 17

Forward Citations = 121

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59 inventors (with patents filed for the assignee):

Tomoyuki Tanaka (5 out of 15 patents)

Katsutoshi Izumi (5 out of 10 patents)

Keiji Mine (5 out of 35 patents)

4. Yoshiaki Ohbayashi (5 out of 31 patents)

5. Motoi Nakao (5 out of 7 patents)

6. Seisaku Hirai (5 out of 8 patents)

7. Fumihiko Jobe (5 out of 7 patents)

8. Souichi Ogawa (3 out of 3 patents)

9. Masaru Inoue (3 out of 6 patents)

10. Takao Sugioka (3 out of 6 patents)

11. Shinichi Tanaka (2 out of 18 patents)

12. Toshikazu Nosaka (2 out of 8 patents)

13. Takumi Sone (2 out of 2 patents)

14. Yukihiro Sato (2 out of 2 patents)

15. Kei Demizu (2 out of 2 patents)

17 patents: Sort by Forward Citations

1. 7790228 - Method for high-efficiency synthesis of carbon nanostructure (2010-09-07),

2. 7393763 - Manufacturing method of monocrystalline gallium nitride localized substrate (2008-07-01),

3. 7291229 - Method of surface treatment of titanium metal (2007-11-06),

4. 7281931 - Electrical connector for connecting electrical units, electrical device, and production method for producing electrical device (2007-10-16),

5. 7128788 - Manufacturing apparatus for buried insulating layer-type semiconductor silicon carbide substrate (2006-10-31),

6. 7084049 - Manufacturing method for buried insulating layer-type semiconductor silicon carbide substrate (2006-08-01),

7. 7077875 - Manufacturing device for buried insulating layer type single crystal silicon carbide substrate (2006-07-18),

8. 6927144 - Method for manufacturing buried insulating layer type single crystal silicon carbide substrate (2005-08-09),

9. 6908589 - High manganese cast iron containing spheroidal vanadium carbide and method for making therof (2005-06-21),

10. 6105417 - Gas sensor (2000-08-22),

11. 5518678 - Adsorptive honeycomb-shaped ceramic structure and method for its (1996-05-21),

12. 5466305 - Method of treating the surface of titanium (1995-11-14),

13. 5089223 - Fe-Cr-Ni-Al ferritic alloys (1992-02-18),

14. 4942379 - Superconductor for magnetic field shield (1990-07-17),

15. 4920011 - Magnetic field shield including a superconductive film (1990-04-24),

Osaka Prefecture is located in the Kansai region of Japan. It is known for its vibrant culture, historical landmarks, and delicious cuisine. The prefecture is home to bustling cities like Osaka and historic sites such as Osaka Castle. With a mix of modern amenities and traditional charm, Osaka Prefecture offers something for everyone.

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

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USPTO Data Jan 1 1976 - Dec 30 2025

17 Patents

#301 in Osaka

#3,164 in Japan

#34,861 in the World

Osaka Prefecture

Forward Citations = 121

59 inventors:

Tomoyuki Tanaka (5 out of 15 patents)

Katsutoshi Izumi (5 out of 10 patents)

Keiji Mine (5 out of 35 patents)

4. Yoshiaki Ohbayashi (5 out of 31 patents)

5. Motoi Nakao (5 out of 7 patents)

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