Inventor · disambiguated record
Kai Funaki
Also filed as: FUNAKI KAI
8 granted patents·12 pending applications·8 citations·filing 2011–2025
77Inventor score
Top patents by PatentIndex Score
20 records- 0184US11130194B2Friction stir welding tool member, friction stir welding apparatus using the same, and friction stir welding methodUNIV OSAKA·Filed 2017·Granted Sep 28, 2021·2 cites·12 claims
- 0280US11097374B2Friction stir welding tool member made of silicon nitride sintered body, and friction stir welding apparatus using the sameUNIV OSAKA·Filed 2017·Granted Aug 24, 2021·1 cites·14 claims
- 0378US9440887B2Silicon nitride sintered body and wear resistant member using the sameTOSHIBA KK·Filed 2013·Granted Sep 13, 2016·4 cites·9 claims
- 0476US12297152B2Silicon nitride sintered body, wear-resistant member using the same, and method for producing silicon nitride sintered bodyTOSHIBA KK·Filed 2022·Granted May 13, 2025·0 cites·7 claims
- 0571US10744592B2Friction stir welding tool member made of silicon nitride sintered body and friction stir welding apparatus using sameTOSHIBA KK·Filed 2015·Granted Aug 18, 2020·1 cites·10 claims
- 0670US2024246169A1Friction stir welding tool member, friction stir welding apparatus, and friction stir welding methodTOSHIBA KK·Filed 2024·Application pending·0 cites
- 0769US2025066257A1Ceramic ball material, method for manufacturing ceramic ball using same, and ceramic ballTOSHIBA KK·Filed 2024·Application pending·0 cites
- 0866US2025187987A1Silicon nitride sintered body, wear-resistant member using the same, and method for producing silicon nitride sintered bodyTOSHIBA KK·Filed 2025·Application pending·0 cites
- 0964US2025074831A1Ceramic ball material, method for manufacturing ceramic ball using same, and ceramic ballTOSHIBA KK·Filed 2024·Application pending·0 cites
- 1063US11813693B2Friction stir welding tool member, and friction stir welding method using the sameUNIV OSAKA·Filed 2021·Granted Nov 14, 2023·0 cites·9 claims
- 1163US2023391677A1Silicon Nitride Sintered Body, Wear-Resistant Member, And Method For Producing Silicon Nitride Sintered BodyTOSHIBA KK·Filed 2023·Application pending·0 cites
- 1263US2024191753A1Ceramic ball material, method for manufacturing ceramic ball using same, and ceramic ballTOSHIBA KK·Filed 2024·Application pending·0 cites
- 1362US2023332644A1Ceramic Ball Material, Method For Manufacturing Ceramic Ball Using Same, And Ceramic BallTOSHIBA KK·Filed 2023·Application pending·0 cites
- 1462US2023080570A1Silicon nitride sintered body, wear-resistant member using the same, and manufacturing method for silicon nitride sintered bodyTOSHIBA KK·Filed 2022·Application pending·0 cites
- 1559US12371385B2Sliding member, and bearing, motor, and drive device using the sameTOSHIBA KK·Filed 2021·Granted Jul 29, 2025·0 cites·16 claims
- 1658US2024149546A1Rubber mold for cold isostatic pressing, method of manufacturing ceramic ball material, and method of manufacturing ceramic ballTOSHIBA KK·Filed 2024·Application pending·0 cites
- 1758US2025122904A1Material for ceramic ball, device for processing ceramic formed body, and method for processing ceramic formed bodyTOSHIBA KK·Filed 2024·Application pending·0 cites
- 1858US2024199495A1Ceramic ball material, ceramic ball, and method for manufacturing sameTOSHIBA KK·Filed 2024·Application pending·0 cites
- 1940US10787393B2Silicon nitride sintered body and high-temperature-resistant member using the sameTOSHIBA KK·Filed 2016·Granted Sep 29, 2020·0 cites·8 claims
- 2031US2013157445A1POLYCRYSTALLINE ALUMINUM NITRIDE BASE MATERIAL FOR CRYSTAL GROWTH OF GaN-BASE SEMICONDUCTOR AND METHOD FOR MANUFACTURING GaN-BASE SEMICONDUCTOR USING THE SAMEMIYASHITA KIMIYA·Filed 2011·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →