TOKUYAMA SODA KABUSHIKI KAISHA

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Technologies

Intl Class Technology # of Patents Rank
 
 
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 245
 
 
 
A01N PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF 171
 
 
 
A61C DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE 141
 
 
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1193
 
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1105
 
 
 
C07D HETEROCYCLIC COMPOUNDS 1121
 
 
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 181
 
 
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 120
 
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1159

Top Patents (by citation)

Patent # Title Filing Date Issue Date Intl Class Cited #
5,349,065 Photochromic compoundNov 17, 92Sep 20, 94[C07D]27
5,242,872 Process for producing aluminum nitride sintered bodyJun 28, 91Sep 07, 93[C04B]12
5,462,698 Photochromic compositionMar 31, 94Oct 31, 95[G02B]9
5,221,455 Bipolar membrane and method for its productionMay 31, 91Jun 22, 93[C25B]9
5,182,239 Aluminum nitride granules and process for the preparation thereofJun 13, 91Jan 26, 93[C04B]8
5,513,987 Denture, method of repairing denture and dental soft relining material used thereforMar 08, 94May 07, 96[A61C]4
5,234,894 Carbonyl acetonitrile derivative and herbicide containing it as an active componentMar 27, 92Aug 10, 93[A01N, C07C]3
5,206,272 Impression material compositionsJun 18, 91Apr 27, 93[A61K, C08L]1

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5,513,987 Denture, method of repairing denture and dental soft relining material used thereforMar 08, 94May 07, 96[A61C]
5,462,698 Photochromic compositionMar 31, 94Oct 31, 95[G02B]
5,349,065 Photochromic compoundNov 17, 92Sep 20, 94[C07D]
5,242,872 Process for producing aluminum nitride sintered bodyJun 28, 91Sep 07, 93[C04B]
5,234,894 Carbonyl acetonitrile derivative and herbicide containing it as an active componentMar 27, 92Aug 10, 93[A01N, C07C]
5,221,455 Bipolar membrane and method for its productionMay 31, 91Jun 22, 93[C25B]
5,206,272 Impression material compositionsJun 18, 91Apr 27, 93[A61K, C08L]
5,182,239 Aluminum nitride granules and process for the preparation thereofJun 13, 91Jan 26, 93[C04B]

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Top Inventors for This Owner

Inventor Name Address # of Patent/Pub
Kusumoto Koshi
Kamakura, JP
10
Kida Yasuji
Kudamatsu, JP
9
Taga Genji
Shinnanyo, JP
8
Imura Satoshi
Tokuyama, JP
7
Kuramoto Nobuyuki
Tokuyama, JP
6
Tanaka Takashi
Shinnanyo, JP
6
Kato Shozo
Tokuyama, JP
5
Nakahara Akihiko
Tokuyama, JP
5
Nakamura Shunichi
Tokuyama, JP
5
Ohno Hideki
Sagamihara, JP
5