P

Inventor

KITAMURA TOSHIO

US40 patents
⚠️ This page may combine multiple inventors who share the name “KITAMURA TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHOFU INC

13 patents
US5883153AMar 16, 1999

Fluoride ion sustained release preformed glass ionomer filler and dental compositions containing the same

SHOFU INC94 citations93
US10085923B2Oct 2, 2018

Dental curable composition including chain transfer agent

SHOFU INC5 citations71
US11622840B2Apr 11, 2023

Opaque imparting liquid for zirconia

SHOFU INC0 citations62
US10945927B2Mar 16, 2021

Phosphate-based dental investment material

SHOFU INC0 citations62
US11737957B2Aug 29, 2023

Dental curable composition including chain transfer agent

SHOFU INC0 citations61
US11311350B2Apr 26, 2022

Resin cured body for dental cutting processing improved in adhesive property

SHOFU INC0 citations61
US12213849B2Feb 4, 2025

Dental zirconia blank having multilayer structure different in content of yttria

SHOFU INC0 citations59
US9839498B2Dec 12, 2017

Multilayer resin material for dental milling and machining

SHOFU INC1 citations51
US12193897B2Jan 14, 2025

Zirconia mill blank for dental cutting and machining and preparing method thereof, and transparency improving liquid for zirconia mill blank for dental cutting and machining and using method thereof

SHOFU INC0 citations47
US12115032B2Oct 15, 2024

Dental zirconia blank having high relative density

SHOFU INC0 citations47
US11660172B2May 30, 2023

Dental zirconia blank having high relative density

SHOFU INC0 citations47
US10470982B2Nov 12, 2019

Curable silicone composition having optical transparency and method of fabricating molded material of photocurable resin using the same

SHOFU INC0 citations37
US9180073B2Nov 10, 2015

Silicone impression material having high hydrophilicity

SHOFU INC0 citations37

NISSAN DIESEL MOTOR CO

5 patents

SCHERING CORP

4 patents

SUMITOMO CHEMICAL CO

3 patents

CHUGAI PHARMACEUTICAL CO LTD

3 patents

ASAHI GLASS CO LTD

2 patents

SCIOCS CO LTD

2 patents

TOSHIO KITAMURA

1 patent

MITSUI MINING & SMELTING CO

1 patent

SHOFU KK

1 patent

SHIH CHARLES C-Y

1 patent

KITAMURA TOSHIO

1 patent

CHUNGAI SEIYAKU KABUSHIKI KAIS

1 patent

ANDROSCIENCE CORP

1 patent

KIYOI HITOSHI

1 patent