Inventor · disambiguated record
Fumio Akiyama
Also filed as: AKIYAMA FUMIO
2 granted patents·0 citations·filing 2017–2020
22Inventor score
Top patents by PatentIndex Score
2 records- 0152US11598029B2Method for manufacturing oxidized fiber bundle, method for manufacturing carbon fiber bundle, and joining apparatusTEIJIN LTD·Filed 2020·Granted Mar 7, 2023·0 cites·7 claims
- 0234US10988862B2Method for manufacturing carbon fibers and fiber joining methodTOHO TENAX CO LTD·Filed 2017·Granted Apr 27, 2021·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →