Growing community of inventors

Tokyo, Japan

Koji Matsunaga

Average Co-Inventor Count = 2.55

ph-index = 3

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 = 88

Koji MatsunagaYuji Takahashi (1 patent)Koji MatsunagaHironobu Miyamoto (1 patent)Koji MatsunagaYuji Ando (1 patent)Koji MatsunagaTatsuo Nakayama (1 patent)Koji MatsunagaYosuke Watanabe (1 patent)Koji MatsunagaHiroshi Kajitani (1 patent)Koji MatsunagaTakeshi Komatsu (1 patent)Koji MatsunagaKazuaki Kunihiro (1 patent)Koji MatsunagaMasatomo Mizuta (1 patent)Koji MatsunagaMasaaki Kuzuhara (1 patent)Koji MatsunagaYasuo Ohno (1 patent)Koji MatsunagaNaotaka Iwata (1 patent)Koji MatsunagaKensuke Kasahara (1 patent)Koji MatsunagaNobuyuki Hayama (1 patent)Koji MatsunagaMitsuru Sendoda (1 patent)Koji MatsunagaMitsutoshi Tatara (1 patent)Koji MatsunagaToshihito Shimizu (1 patent)Koji MatsunagaKatsuya Onose (1 patent)Koji MatsunagaKoji Matsunaga (5 patents)Yuji TakahashiYuji Takahashi (171 patents)Hironobu MiyamotoHironobu Miyamoto (90 patents)Yuji AndoYuji Ando (76 patents)Tatsuo NakayamaTatsuo Nakayama (74 patents)Yosuke WatanabeYosuke Watanabe (35 patents)Hiroshi KajitaniHiroshi Kajitani (34 patents)Takeshi KomatsuTakeshi Komatsu (28 patents)Kazuaki KunihiroKazuaki Kunihiro (27 patents)Masatomo MizutaMasatomo Mizuta (27 patents)Masaaki KuzuharaMasaaki Kuzuhara (24 patents)Yasuo OhnoYasuo Ohno (18 patents)Naotaka IwataNaotaka Iwata (16 patents)Kensuke KasaharaKensuke Kasahara (15 patents)Nobuyuki HayamaNobuyuki Hayama (8 patents)Mitsuru SendodaMitsuru Sendoda (7 patents)Mitsutoshi TataraMitsutoshi Tatara (2 patents)Toshihito ShimizuToshihito Shimizu (2 patents)Katsuya OnoseKatsuya Onose (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nec Corporation (4 from 35,658 patents)

2. Sato Pharmaceutical Co., Ltd. (1 from 18 patents)


5 patents:

1. 9774062 - Storage battery, control method of storage battery, control device, and control method

2. 8508295 - Amplifier

3. 7336782 - Wiring structure for folding portable device

4. 6552373 - Hetero-junction field effect transistor having an intermediate layer

5. 6316026 - Method and apparatus for manufacturing tablet capable of quick disintegration in oral cavity

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12/8/2025
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