HANSEN KLAUS L innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	United States	24

#	Industry
#1	Electrical machinery and energy
#2	Machine tools

#	Technology
#1	Dynamo-electric machines
#2	AC and DC conversion devices
#3	Soldering, welding and flame cutting
#4	Electric motor controls

#	Name	Total Patents
#1	Hansen Klaus L	24
#2	Oesterlein William J	2

Publication	Filing date	Title
US2764727A	1953-07-23	Synchronous rectifier and inverter
US2623201A	1950-08-05	Synchronous motor
US2493403A	1948-01-27	Synchronous rectifier and inverter
US2420950A	1945-07-13	Commutated transformer
US2415007A	1944-08-21	Rectifier and transformer unit
US2460006A	1944-01-10	Rectifier and transformer unit
US2389507A	1943-08-30	Commutation means for rotary rectifiers
US2341095A	1942-05-04	Commutation means
US2329759A	1942-03-23	Commutation means
US2349864A	1942-02-02	Commutating means
US2358926A	1941-12-24	Commutation means and a method of commutation
US1912075A	1931-07-03	Dynamo-electric machine
US1811672A	1929-09-09	Arc welding apparatus and method of arc welding
US1811671A	1929-04-24	Dynamo electric machine
US1811670A	1929-01-26	Dynamo electric machine
US1792739A	1928-12-17	Dynamo-electric machine
US1811669A	1928-08-09	Arc welding apparatus
US1811668A	1928-04-09	Dynamo electric machine
US1694062A	1927-10-27	Dynamo-electric machine
US1711844A	1927-04-27	Dynamo-electric machine