Koh-Ichi
Koh-Ichi Kuremoto, Kobe-City JP
Patent application number | Description | Published |
---|---|---|
20110136079 | ABUTMENT FOR DENTAL MAGNETIC ATTACHMENT - To attract a magnet in a denture to a keeper fixed at an embedded implant fixture with a complete closed magnetic circuit and without care to metal allergy, an abutment | 06-09-2011 |
Koh-Ichi Sugimoto, Nagano JP
Patent application number | Description | Published |
---|---|---|
20110209803 | High-Strength Steel Machined Product and Method for Manufacturing the Same, and Method for Manufacturing Diesel Engine Fuel Injection Pipe and Common Rail - A high-strength steel machined product giving excellent hardenability has a metal microstructure with excellent balance of strength and toughness and high stability of retained austenite. The product is composed of an ultra-high low-alloy TRIP steel having a metal microstructure which contains an appropriate quantity of two or more of Cr, Mo, and Ni, and an appropriate quantity of one or more of Nb, Ti, and V, and having an appropriate value of carbon equivalent; the metal microstructure has a mother-phase structure composed mainly of lathy bainitic ferrite with a small amount of granular bainitic ferrite and polygonal ferrite, and has a secondary-phase structure composed of fine retained austenite and martensite. | 09-01-2011 |
Koh-Ichi Sugimoto, Nagano-Shi JP
Patent application number | Description | Published |
---|---|---|
20140230969 | TRIP-AIDED DUAL-PHASE MARTENSITIC STEEL AND ULTRAHIGH-STRENGTH-STEEL PROCESSED PRODUCT USING SAME - Provided is a TRIP-aided dual-phase martensitic steel which is excellent in terms of strength-elongation balance and Charpy impact value and has dual-phase martensite composed of a soft lath martensitic structure and a hard lath martensitic structure as a matrix phase, regardless of forging temperature or forging reduction ratio, by controlling heat treatment conditions. The dual-phase martensitic steel contains 0.1-0.7% C, 0.5-2.5% Si, 0.5-3.0% Mn, 0.5-2.0% Cr, 0.5% or less (including 0%) of Mo, 0.04-2.5% Al, and the balance Fe with incidental impurities; has its metallographic structure in which a matrix phase is composed of a soft lath martensitic structure and a hard lath martensitic structure; and obtained by heating its raw steel material to a γ-range, rapidly cooling the heated material to a temperature slightly above a martensite transformation starting temperature (Ms), and then performing an isothermal transformation process the cooled material in the temperature range from Mf to [(Mf)−100° C]. (145 words) | 08-21-2014 |
Koh-Ichi Suzuki, Fukushima JP
Patent application number | Description | Published |
---|---|---|
20100190062 | NEGATIVE ELECTRODE AND SECONDARY BATTERY - A negative electrode includes a negative electrode collector and a negative electrode active material layer on the collector. The layer contains a negative electrode active material capable of occluding and releasing lithium. The material in a fully charged state satisfies a conditional expression (1) in | 07-29-2010 |