Growing community of inventors

Kyoto, Japan

Kei Oya

Average Co-Inventor Count = 2.45

ph-index = 6

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 = 117

Kei OyaMayumi Ogawa (7 patents)Kei OyaMasami Saito (6 patents)Kei OyaYasue Kawashima (2 patents)Kei OyaNaruo Nishiyama (2 patents)Kei OyaIkuhiro Yamada (2 patents)Kei OyaJunko Kasai (1 patent)Kei OyaEiko Takagi (1 patent)Kei OyaYasuo Ishimoto (1 patent)Kei OyaKei Oya (11 patents)Mayumi OgawaMayumi Ogawa (7 patents)Masami SaitoMasami Saito (6 patents)Yasue KawashimaYasue Kawashima (2 patents)Naruo NishiyamaNaruo Nishiyama (2 patents)Ikuhiro YamadaIkuhiro Yamada (2 patents)Junko KasaiJunko Kasai (1 patent)Eiko TakagiEiko Takagi (1 patent)Yasuo IshimotoYasuo Ishimoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Wacoal Corporation (11 from 106 patents)


11 patents:

1. 7631521 - Garment having a warp-knitted fabric

2. 7395681 - Stretchable warp-knitted fabric, method for manufacturing the same, and stretchable clothing using the same

3. 7051556 - Stretchable warp-knitted fabric, method for manufacturing the same, and stretchable clothing using the same

4. D514773 - Underpants

5. D509946 - Underpants for a woman

6. D503510 - Brassiere

7. D496522 - Girdle

8. D492090 - Underpants for a woman

9. D485047 - Girdle

10. 6401497 - Garment with figure control or muscle support function

11. 5762535 - Garment having the function of keeping an upward profile for the hip and

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as of
12/11/2025
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