Inventor
ISHIZAWA TOSHITAKA
JP11 patents
⚠️ This page may combine multiple inventors who share the name “ISHIZAWA TOSHITAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OKAZAKI SHUNJI
3 patentsUS8821609B2Sep 2, 2014
Ceramic honeycomb filter and its production method
OKAZAKI SHUNJI11 citations83
US8691361B2Apr 8, 2014
Ceramic honeycomb structure and its production method
OKAZAKI SHUNJI13 citations83
US8500840B2Aug 6, 2013
Cordierite-based ceramic honeycomb filter and its production method
OKAZAKI SHUNJI19 citations83
HITACHI METALS LTD
3 patentsUS11472718B2Oct 18, 2022
Adsorption structure, adsorption structure unit, and method for manufacturing same
HITACHI METALS LTD0 citations61
US7892309B2Feb 22, 2011
Production method of honeycomb filter and honeycomb filter
HITACHI METALS LTD5 citations61
US9682337B2Jun 20, 2017
Ceramic honeycomb filter and its production method
HITACHI METALS LTD0 citations51