CIPO Patents = 1

Forward Citations = 181

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5 inventors (with patents filed for the assignee):

Masahiro Watanabe (4 out of 26 patents)

Koichi Sakairi (2 out of 15 patents)

Yumi Yamamoto (2 out of 2 patents)

4. Tomoyuki Tada (1 out of 10 patents)

5. Hiroyuki Uchida (1 out of 34 patents)

6. Ryoetsu Sakurabashi (1 patent)

7. Masahiro Watanabe (0 patent)

6 patents: Sort by Forward Citations

1. 5922487 - Anode electrocatalyst for fuel cell and process of preparing same (1999-07-13),

2. 5871552 - Process of preparing electrode for solid polymer electrolyte fuel cell (1999-02-16),

3. 5766787 - Solid polymer electrolyte composition (1998-06-16),

4. 5728485 - Electrode for polymer electrolyte electrochemical cell and process of (1998-03-17),

5. 5294232 - Process of preparing solid polymer electrolyte type fuel cell (1994-03-15),

6. 5246792 - Structure of ion exchange membrane (1993-09-21),

Masahiro Watanabe is a renowned designer and artist, known for his unique and innovative approach to design. With a focus on blending traditional techniques with modern aesthetics, Watanabe's work is celebrated for its beauty and craftsmanship. His creations span various disciplines, including fashion, furniture, and interior design. Watanabe's designs have been featured in prestigious galleries and exhibitions around the world, solidifying his reputation as a master of his craft.

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USPTO Data Jan 1 1976 - Jan 6 2026

6 Patents

#12 in Yamanashi 400-0862

#5,845 in Japan

Yamanashi, Japan

Masahiro Watanabe