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For the Inventor, By the Inventor

Tokyo, Japan

Techno Ryowa Ltd.


USPTO Granted Patents = 3

Forward Citations = 24

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9 inventors (with patents filed for the assignee):

goldMedal Akira Mizuno (2 out of 29 patents)

silverMedal Tomokatsu Sato (2 out of 4 patents)

bronzeMedal Masanori Suzuki (2 out of 64 patents)

4.  Toshihiko Hino (2 out of 6 patents)

5.  Akio Sugita (2 out of 14 patents)

6.  Haruyuki Togari (2 out of 2 patents)

7.  Ichiya Hayakawa (1 out of 1 patent)

8.  Kazuo Nakamura (1 out of 1 patent)

9.  Masanori Suzuki (1 out of 27 patents)


3 patents:

1. 7397647 - Ionized gas current emission type dust-free ionizer (2008-07-08),
2. 7126807 - Ionized air flow discharge type non-dusting ionizer (2006-10-24),
3. 5249094 - Pulsed-DC ionizer (1993-09-28),
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USPTO Data Jan 1 1976 - Dec 30 2025

3 Patents

#3,269 in Tokyo

#8,777 in Japan

...
Tokyo, Japan

Techno Ryowa Ltd.

Forward Citations = 24

9 inventors:

goldMedal Akira Mizuno (2 out of 29 patents)

silverMedal Tomokatsu Sato (2 out of 4 patents)

bronzeMedal Masanori Suzuki (2 out of 64 patents)

4.  Toshihiko Hino (2 out of 6 patents)

5.  Akio Sugita (2 out of 14 patents)

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