Inventor · disambiguated record
Kazuhiro Kawaguchi
Also filed as: KAWAGUCHI KAZUHIRO
9 granted patents·4 pending applications·24 citations·filing 1999–2025
80Inventor score
Top patents by PatentIndex Score
13 records- 0179US2025368517A1Method for manufacturing silicon rodTOKUYAMA CORP·Filed 2025·Application pending·0 cites
- 0272US10307763B2Polycrystalline silicon fragment, method for manufacturing polycrystalline silicon fragment, and polycrystalline silicon block fracture deviceTOKUYAMA CORP·Filed 2015·Granted Jun 4, 2019·1 cites·3 claims
- 0364US11590509B2Method for manufacturing polycrystalline silicon fragment and polycrystalline silicon block fracture deviceTOKUYAMA CORP·Filed 2019·Granted Feb 28, 2023·0 cites·3 claims
- 0463US2022380221A1Rod-shaped body, jig, detachment method and method for manufacturing silicon rodTOKUYAMA CORP·Filed 2020·Application pending·0 cites
- 0561US11958723B2Unloading jig, unloading method, and method for producing silicon rodTOKUYAMA CORP·Filed 2020·Granted Apr 16, 2024·0 cites·8 claims
- 0658US11794330B2HammerTOKUYAMA CORP·Filed 2019·Granted Oct 24, 2023·0 cites·8 claims
- 0757US12338548B2Protective structure for silicon rod and method for manufacturing silicon rodTOKUYAMA CORP·Filed 2020·Granted Jun 24, 2025·0 cites·4 claims
- 0850US12358663B2Jig and method for manufacturing boxed body of polycrystalline siliconTOKUYAMA CORP·Filed 2022·Granted Jul 15, 2025·0 cites·2 claims
- 0949US6377064B1IC device inspection apparatusNEC CORP·Filed 2000·Granted Apr 23, 2002·4 cites·5 claims
- 1049US2024043153A1Sealing device, device for producing polycrystalline silicon filler, and method for producing polycrystalline silicon fillerTOKUYAMA CORP·Filed 2022·Application pending·0 cites
- 1147US12091645B2Washing method, manufacturing method, and washing device for polycrystalline siliconTOKUYAMA CORP·Filed 2019·Granted Sep 17, 2024·0 cites·3 claims
- 1246US6262584B1IC device temperature control system and IC device inspection apparatus incorporating the sameMCELECTRONICS CO LTD·Filed 1999·Granted Jul 17, 2001·19 cites·7 claims
- 1333US2016339485A1Device For Producing Cleaned Crushed Product Of Polycrystalline Silicon Blocks, and Method For Producing Cleaned Crushed Product Of Polycrystalline Silicon Blocks Using SameTOKUYAMA CORP·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Kazuhiro Kawaguchi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →