Assignee
TONEN CORP
JP133 patents
Top patents by PatentIndex Score
US5922411AJul 13, 1999
Composition for forming ceramic material and process for producing ceramic material
TONEN CORP83 citations96
US5223465AJun 29, 1993
Olefin polymerization catalyst
TONEN CORP97 citations96
US5051183ASep 24, 1991
Microporous polyolefin membrane and method of producing same
TONEN CORP151 citations96
US6207625B1Mar 27, 2001
Lubricant oil composition for diesel engines (LAW913)
TONEN CORP63 citations95
US6083860AJul 4, 2000
Method and composition for forming ceramics and article coated with the ceramics
TONEN CORP45 citations95
US5747623AMay 5, 1998
Method and composition for forming ceramics and article coated with the ceramics
TONEN CORP57 citations95
US5279879AJan 18, 1994
Hybrid prepreg containing carbon fibers and at least one other reinforcing fiber in specific positions within the prepreg
TONEN CORP49 citations95
US5185092AFeb 9, 1993
Lubricating oil for refrigerator
TONEN CORP100 citations94
US5130210AJul 14, 1992
Stabilized zirconia solid electrolyte and process for preparation thereof
TONEN CORP65 citations94
US5989892ANov 23, 1999
Microorganisms, demulsifiers and processes for breaking an emulsion
TONEN CORP150 citations93
US5941656AAug 24, 1999
Method of reinforcing asphalt-placed concrete structure
TONEN CORP35 citations93
US5711834AJan 27, 1998
Method of reinforcing concrete slab
TONEN CORP22 citations93
US5635263AJun 3, 1997
Reinforcing fiber sheet and concrete structure using same
TONEN CORP37 citations93
US5542229AAug 6, 1996
Concrete pole and method of reinforcing same
TONEN CORP34 citations93
US5459114AOct 17, 1995
Method for producing ceramic products
TONEN CORP70 citations93
US5093155AMar 3, 1992
Process for sizing reinforcing fiber by applying sulfone compounds containing sulfonyl groups and sized reinforcing fibers obtained thereby
TONEN CORP79 citations93
US6576584B1Jun 10, 2003
Method for producing hydrotreating catalyst
TONEN CORP42 citations92
US6436870B1Aug 20, 2002
Hydrotreating catalyst for hydrotreating hydrocarbon oils
TONEN CORP26 citations92
US6011167AJan 4, 2000
Polyorganosiloxazanes and process for the preparation thereof
TONEN CORP21 citations92
US5804096ASep 8, 1998
Refrigerating machine oil
TONEN CORP19 citations92
US5759802AJun 2, 1998
Production of human serum alubumin A
TONEN CORP27 citations92
US5688748ANov 18, 1997
Lubricating oil composition for internal combustion engines
TONEN CORP43 citations92
US5397636AMar 14, 1995
Hybrid laminated prepreg and ski pole shaft using the same
TONEN CORP32 citations92
US5350826ASep 27, 1994
Epoxy resin composition containing a polyaminoamide and a latent curing agent for fiber impregnation
TONEN CORP20 citations92
US5317068AMay 31, 1994
Composition of tetraglycidyl, triglycidyl and diglycidyl epoxy resins
TONEN CORP29 citations92
US5209975AMay 11, 1993
High elongation, high strength pitch-type carbon fiber
TONEN CORP21 citations92
US5198554AMar 30, 1993
5-(2,4-Dioxotetrahydro-3-furanylmethyl)norbornane-2,3-dicarboxylic acid anhydride and process for production thereof
TONEN CORP25 citations92
US5179923AJan 19, 1993
Fuel supply control method and ultrasonic atomizer
TONEN CORP97 citations92
US5030744AJul 9, 1991
Polyborosilazane and process for producing same
TONEN CORP40 citations92
US6383688B1May 7, 2002
Electrolyte for lithium cells and method of producing the same
TONEN CORP44 citations91
US5905130AMay 18, 1999
Process for the production of polysilazane
TONEN CORP33 citations91
US5512119AApr 30, 1996
Method of making a hybrid prepreg
TONEN CORP29 citations91
US5436398AJul 25, 1995
Polymetalosilazane, process of producing same, silicon nitride based ceramic, and process of preparing same
TONEN CORP24 citations91
US5387301AFeb 7, 1995
Method of manufacturing a prepreg
TONEN CORP22 citations91
US5382634AJan 17, 1995
Terminal-modifed polyolefins
TONEN CORP37 citations91
US5366646ANov 22, 1994
Lubricating oil composition
TONEN CORP20 citations91
US5128286AJul 7, 1992
Boron-containing, silicon nitride-based ceramic shaped body
TONEN CORP25 citations91
US5798054AAug 25, 1998
Lubricant and combination lubricant and refrigerant composition
TONEN CORP19 citations90
US5741882AApr 21, 1998
Aliphatic polyester and a process for the preparation thereof
TONEN CORP27 citations90
US5494978AFeb 27, 1996
Modified polysilazane and process for preparation thereof
TONEN CORP24 citations90
US5364545ANov 15, 1994
Lubricating oil composition containing friction modifier and corrosion inhibitor
TONEN CORP38 citations90
US5244970ASep 14, 1993
Modified polyolefin-containing thermoplastic resin composition
TONEN CORP27 citations90
US5685934ANov 11, 1997
Method of producing a reinforcing fiber sheet
TONEN CORP23 citations89
US5641654AJun 24, 1997
Non-A non-B hepatitis specific antigen and its use in hepatitis
TONEN CORP23 citations89
US5391307AFeb 21, 1995
Lubricating oil composition
TONEN CORP32 citations89
US5292830AMar 8, 1994
Thermosetting copolymers, silicon carbide-based fiber and processes for producing same
TONEN CORP36 citations89
US5139843AAug 18, 1992
Elongated lightweight fiber reinforced composite resin pultrusion-formed piece
TONEN CORP41 citations89
US4986248AJan 22, 1991
Fuel supply system for internal combustion engine using an ultrasonic atomizer
TONEN CORP42 citations89
US6306289B1Oct 23, 2001
Catalyst for hydrogenation treatment and method for hydrogenation treatment of hydrocarbon oil
TONEN CORP37 citations88
US5976832ANov 2, 1999
DNA encoding novel calcium-binding proteins
TONEN CORP22 citations88
Showing the top 50 of 133 patents by PatentIndex Score.