IDiyas

For the Inventor, By the Inventor

Oita-shi, Japan

Trytec Co., Ltd.


USPTO Granted Patents = 3


Forward Citations = 1

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12 inventors (with patents filed for the assignee):

goldMedal Hiroshi Takezaki (3 out of 3 patents)

silverMedal Shinichi Fujisawa (1 out of 50 patents)

bronzeMedal Keitaro Matsumoto (1 out of 1 patent)

4.  Katsunori Takagi (1 out of 1 patent)

5.  Takeshi Nagayasu (1 out of 1 patent)

6.  Tadaaki Eto (1 out of 1 patent)

7.  Takagi Katsunori (0 patent)

8.  Matsumoto Keitaro (0 patent)

9.  Nagayasu Takeshi (0 patent)

10.  Takezaki Hiroshi (0 patent)

11.  Mori Junji (0 patent)

12.  Fujisawa Shinichi (0 patent)


3 patents:

1. 12251125 - Exhaust tool and exhaust system (2025-03-18),
2. 11559195 - Rigid endoscope cover and endoscope unit (2023-01-24),
3. 10260116 - Apparatus for shaving tap hole surface of blast furnace or the like (2019-04-16),
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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#2 in Oita-shi

#8,780 in Japan

...
Oita-shi, Japan

Trytec Co., Ltd.

Forward Citations = 1

12 inventors:

goldMedal Hiroshi Takezaki (3 out of 3 patents)

silverMedal Shinichi Fujisawa (1 out of 50 patents)

bronzeMedal Keitaro Matsumoto (1 out of 1 patent)

4.  Katsunori Takagi (1 out of 1 patent)

5.  Takeshi Nagayasu (1 out of 1 patent)

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