Koyakumaru; Kenichi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Koyakumaru; Kenichi.The latest application filed is for "carbon material for nonaqueous electrolyte secondary battery and method for manufacturing same, and negative electrode using carbon material and nonaqueous electrolyte secondary battery".

Company Profile

2.7.14

Koyakumaru; Kenichi - Bizen JP
Koyakumaru; Kenichi - Okayama JP
KOYAKUMARU; Kenichi - Bizen-shi JP
Koyakumaru, Kenichi - Kurashiki-shi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Carbon material for nonaqueous electrolyte secondary battery and method for manufacturing same, and negative electrode using carbon material and nonaqueous electrolyte secondary battery Grant 10,573,891 - Imaji , et al. Feb	2020-02-25
Carbonaceous material for negative electrodes of nonaqueous electrolyte secondary batteries Grant 10,381,637 - Koshima , et al. A	2019-08-13
Carbon Material For Nonaqueous Electrolyte Secondary Battery And Method For Manufacturing Same, And Negative Electrode Using Carbon Material And Nonaqueous Electrolyte Secondary Battery App 20170125811 - IMAJI; Makoto ; et al.	2017-05-04
Carbonaceous material for negative electrodes of lithium ion capacitors and method for producing same Grant 9,508,494 - Sonobe , et al. November 29, 2	2016-11-29
Carbonaceous material for negative electrodes of nonaqueous electrolyte secondary batteries and method for producing same Grant 9,478,805 - Tada , et al. October 25, 2	2016-10-25
Carbonaceous Material For Negative Electrodes Of Nonaqueous Electrolyte Secondary Batteries App 20160268590 - KOSHIMA; Akira ; et al.	2016-09-15
Carbonaceous Material For Negative Electrodes Of Nonaqueous Electrolyte Secondary Batteries And Method For Producing Same App 20160064735 - TADA; Yasuhiro ; et al.	2016-03-03
Carbonaceous Material For Negative Electrodes Of Lithium Ion Capacitors And Method For Producing Same App 20150270072 - Sonobe; Naohiro ; et al.	2015-09-24
Carbon Material For Nonaqueous Electrolyte Secondary Battery And Method For Manufacturing Same, And Negative Electrode Using Carbon Material And Nonaqueous Electrolyte Secondary Battery App 20150263347 - Imaji; Makoto ; et al.	2015-09-17
Process For Producing (5alpha7alpha)-3-spiro-2'-(1',3'-dioxolan)-24-oxocholest-22-en-7-yl Benzoate App 20090259038 - Koyakumaru; Kenichi ; et al.	2009-10-15
Process for producing 2-substituted pyridine derivative Grant 7,560,563 - Koyakumaru , et al. July 14, 2	2009-07-14
Process for producing 5-(2'-pyridyl)-2-pyridone derivative Grant 7,524,967 - Koyakumaru , et al. April 28, 2	2009-04-28
Process for producing cyclopropane monoacetal derivative and intermediate therefor Grant 7,358,400 - Koyakumaru , et al. April 15, 2	2008-04-15
Method for Producing 5Alpha-Pregnane Derivative App 20070203106 - Koyakumaru; Kenichi	2007-08-30
Method for producing halogenated unsaturated carbonyl compound App 20070197836 - Koyakumaru; Kenichi ; et al.	2007-08-23
Method for producing 5alpha-pregnane derivative App 20070197490 - Koyakumaru; Kenichi ; et al.	2007-08-23
Process for producing cyclopropane monoacetal derivative and intermediate therefor App 20070191643 - Koyakumaru; Kenichi ; et al.	2007-08-16
Method for producing 5alpha-pregnane derivative App 20070149494 - Sugioka; Takashi ; et al.	2007-06-28
Process for producing 2-substituted pyridine derivative App 20060041142 - Koyakumaru; Kenichi ; et al.	2006-02-23
Process for producing 5-(2'-pyridyl)-2-pyridone derivative App 20060004205 - Koyakumaru; Kenichi ; et al.	2006-01-05
Processes for preparing calanolide a and intermediates thereof App 20040106808 - Terashima, Shiro ; et al.	2004-06-03

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