Growing community of inventors

Yokohama, Japan

Iwao Hachiya

Average Co-Inventor Count = 2.76

ph-index = 4

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 64

Iwao HachiyaKeizo Mochizuki (2 patents)Iwao HachiyaTetsuo Koyano (2 patents)Iwao HachiyaHiroyuki Mori (1 patent)Iwao HachiyaNobuo Sagi (1 patent)Iwao HachiyaNorio Joyama (1 patent)Iwao HachiyaTsugio Izumi (1 patent)Iwao HachiyaMitsuo Yamaguchi (1 patent)Iwao HachiyaTadahiko Murata (1 patent)Iwao HachiyaYukio Kuwada (1 patent)Iwao HachiyaSetsuya Fujita (1 patent)Iwao HachiyaIwao Hachiya (5 patents)Keizo MochizukiKeizo Mochizuki (17 patents)Tetsuo KoyanoTetsuo Koyano (2 patents)Hiroyuki MoriHiroyuki Mori (9 patents)Nobuo SagiNobuo Sagi (8 patents)Norio JoyamaNorio Joyama (6 patents)Tsugio IzumiTsugio Izumi (5 patents)Mitsuo YamaguchiMitsuo Yamaguchi (4 patents)Tadahiko MurataTadahiko Murata (3 patents)Yukio KuwadaYukio Kuwada (2 patents)Setsuya FujitaSetsuya Fujita (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Meiji Seika Kaisha, Ltd. (4 from 382 patents)

2. Fuji Oil Company Limited (1 from 224 patents)

3. Meiji Seika Co., Ltd. (1 from 3 patents)


5 patents:

1. 5370888 - Process for the manufacture of chocolate confectionary by entrapping a

2. 4877636 - Chocolate and chocolate additive

3. 4572835 - Method for manufacturing deaerated chocolate products

4. 4446130 - Method of preparing dried ginseng for drug

5. 4177296 - Process for the preparation of peanut-curd

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as of
12/16/2025
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