Category:Keiichi FUJII

Keiichi FUJII

Executive Summary

Keiichi FUJII is an inventor who has filed 5 patents. Their primary areas of innovation include Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries (3 patents), Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries (3 patents), PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY (2 patents), and they have worked with companies such as Nuvoton Technology Corporation Japan (5 patents). Their most frequent collaborators include (5 collaborations), (5 collaborations), (5 collaborations).

Patent Filing Activity

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Technology Areas

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List of Technology Areas

• H02J7/0013 (Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries): 3 patents
• H02J7/0048 (Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries): 3 patents
• H01M10/425 (PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY): 2 patents
• H01M2010/4271 (PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY): 2 patents
• H01M10/482 (Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte (constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals,): 1 patents
• H01M50/209 (Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders (structural combination of accumulators with charging apparatus): 1 patents
• H01M50/249 (specially adapted for aircraft or vehicles, e.g. cars or trains (constructional details of batteries specially adapted for electric vehicles): 1 patents
• H01M50/271 (PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY): 1 patents
• H01Q1/22 (by structural association with other equipment or articles): 1 patents
• B60L58/10 (for monitoring or controlling batteries): 1 patents
• H01M2220/20 (PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY): 1 patents
• G01R31/382 (MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES (indicating correct tuning of resonant circuits): 1 patents
• G01R31/371 (with remote indication, e.g. on external chargers): 1 patents
• G06T7/70 (Determining position or orientation of objects or cameras (camera calibration): 1 patents
• H04L5/0007 ({the frequencies being orthogonal, e.g. OFDM(A), DMT}): 1 patents
• H02J50/20 (using microwaves or radio frequency waves): 1 patents
• H02J2310/48 (CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY): 1 patents
• H02J7/00032 (Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries): 1 patents

Companies

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List of Companies

• Nuvoton Technology Corporation Japan: 5 patents

Collaborators

• Susumu YOSHIKAWA (5 collaborations)
• Hitoshi KOBAYASHI (5 collaborations)
• Akira KAWABE (5 collaborations)