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For the Inventor, By the Inventor

Tokyo, Japan

Ryowa Corporation


USPTO Granted Patents = 3

Forward Citations = 46

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9 inventors (with patents filed for the assignee):

goldMedal Kiyoshi Hattori (1 out of 20 patents)

silverMedal Masao Terai (1 out of 2 patents)

bronzeMedal Shigeko Hanari (1 out of 1 patent)

4.  Takashi Sasaki (1 out of 1 patent)

5.  Kiyoshi Takahashi (1 out of 1 patent)

6.  Akio Okamoto (1 out of 1 patent)

7.  Yukitaka Murata (1 out of 1 patent)

8.  Kazuo Aoyama (1 out of 1 patent)

9.  Hiroshi Hayashi (1 out of 83 patents)


3 patents:

1. 5207311 - Method and apparatus for automatically feeding articles in aligned (1993-05-04),
2. 4913019 - Ham loaf size sensing means in a ham slicing machine (1990-04-03),
3. 4817707 - Heating soft floor mat (1989-04-04),
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USPTO Data Jan 1 1976 - Oct 6 2026

3 Patents

#3,543 in Tokyo

#8,922 in Japan

Tokyo, JP
Tokyo, Japan

Ryowa Corporation

Forward Citations = 46

9 inventors:

goldMedal Kiyoshi Hattori (1 out of 20 patents)

silverMedal Masao Terai (1 out of 2 patents)

bronzeMedal Shigeko Hanari (1 out of 1 patent)

4.  Takashi Sasaki (1 out of 1 patent)

5.  Kiyoshi Takahashi (1 out of 1 patent)

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