SIMPLEX PISTON RING COMPANY OF innovation strategy

Patent filings in countries

Publication	Filing date	Title
US2068114A	1934-01-29	Piston ring
US2023035A	1933-02-20	Piston skirt expander
US1856271A	1930-10-31	Piston ring
US1889881A	1929-09-23	Method of bending glass
US1820353A	1929-07-22	Piston ring
GB331092A	1929-06-24	Improvements in rear-vision mirrors for use on vehicles or aircraft
US1865566A	1929-02-20	Piston packing
US1709752A	1929-01-04	Rear-vision mirror
US1713785A	1928-10-01	Device for reducing piston slap in internal-combustion engines
GB321775A	1928-09-29	Improvements relating to piston rings for internal combustion engines
US1847731A	1928-09-24	Device for reducing piston slap in internal combustion engines
GB315618A	1928-09-07	Improvements relating to the production of piston slap in internal combustion engines
GB318009A	1928-09-07	Improvements in or relating to piston rings
GB318010A	1928-09-07	Improvements in oil-scraper rings for pistons
GB320484A	1928-09-07	Improvements relating to expanders for piston rings & the like
GB317245A	1928-09-07	Improvements relating to the reduction of piston slap in internal combustion engines
GB316044A	1928-09-07	Improvements relating to the reduction of piston slap in internal combustion engines
US1710276A	1928-07-12	Device for reducing piston slap in internal-combustion engines
US1743578A	1927-09-26	Piston ring
US1734055A	1927-09-26	Piston ring