P

Inventor

SAKAI TOMOYASU

JP6 patents
⚠️ This page may combine multiple inventors who share the name “SAKAI TOMOYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ADVICS CO LTD

3 patents
US6955407B2Oct 18, 2005

Negative pressure type brake hydraulic pressure generating device

ADVICS CO LTD4 citations62
US9975533B2May 22, 2018

Negative-pressure-type booster

ADVICS CO LTD0 citations48
US7080588B2Jul 25, 2006

Negative pressure type booster

ADVICS CO LTD1 citations47

AISIN SEIKI

2 patents
US7255408B2Aug 14, 2007

Vacuum booster

AISIN SEIKI7 citations72
US7014276B2Mar 21, 2006

Vacuum booster

AISIN SEIKI8 citations72

NITTO KOGYO CORP

1 patent
US12487270B2Dec 2, 2025

Discharge detection device

NITTO KOGYO CORP0 citations39