Inventor · disambiguated record
Kohei Hironaka
Also filed as: HIRONAKA KOHEI
12 granted patents·1 pending application·70 citations·filing 2005–2022
88Inventor score
Top patents by PatentIndex Score
13 records- 0193US8344747B2Probe unitNHK SPRING CO LTD·Filed 2009·Granted Jan 1, 2013·27 cites·9 claims
- 0288US7845955B2Conductive contact holderNHK SPRING CO LTD·Filed 2007·Granted Dec 7, 2010·24 cites·6 claims
- 0382US11422156B2Contact probe and probe unitNHK SPRING CO LTD·Filed 2018·Granted Aug 23, 2022·2 cites·8 claims
- 0479US10274517B2Conductive probe for inspection and semiconductor inspection deviceNHK SPRING CO LTD·Filed 2017·Granted Apr 30, 2019·2 cites·14 claims
- 0575US7815438B2Needle-like member, conductive contact, and conductive contact unitNHK SPRING CO LTD·Filed 2005·Granted Oct 19, 2010·8 cites·15 claims
- 0671US11656246B2Contact probe and probe unitNHK SPRING CO LTD·Filed 2022·Granted May 23, 2023·0 cites·9 claims
- 0768US8096840B2Conductive contact holder and conductive contact unitHIRONAKA KOHEI·Filed 2008·Granted Jan 17, 2012·4 cites·7 claims
- 0864US10082525B2Probe unitNHK SPRING CO LTD·Filed 2015·Granted Sep 25, 2018·1 cites·9 claims
- 0955US11293946B2Conductive contactor unitNHK SPRING CO LTD·Filed 2018·Granted Apr 5, 2022·1 cites·8 claims
- 1053US11320461B2Probe unitNHK SPRING CO LTD·Filed 2018·Granted May 3, 2022·0 cites·10 claims
- 1150US8633724B2Probe-unit base member and probe unitKAZAMA TOSHIO·Filed 2009·Granted Jan 21, 2014·1 cites·7 claims
- 1231US2015139722A1Socket attachment structure and spring memberNHK SPRING CO LTD·Filed 2013·Application pending·0 cites
- 1330US10120011B2Test unitNHK SPRING CO LTD·Filed 2015·Granted Nov 6, 2018·0 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Kohei Hironaka 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 →