RALPH A SCHOENBERG has a total of 16 patent applications. Its first patent ever was published in 1904. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, machines and mechanical elements are JAKOBSEN JAKOB PETER, DELTA STAR ELECTRIC CO and COMAR ELECTRIC COMPANY.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 16 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Machines | |
#3 | Mechanical elements | |
#4 | Machine tools |
# | Name | Total Patents |
---|---|---|
#1 | Pape Herman G | 7 |
#2 | Klein Charles J | 5 |
#3 | Both Tonjes August Carl | 2 |
#4 | Klein Charles Julius | 1 |
#5 | Flynn Michael J | 1 |
Publication | Filing date | Title |
---|---|---|
US1246646A | Mechanical movement. | |
US1263100A | Housing for mechanical movements and fastening thereof. | |
US1223417A | Socket. | |
US1216598A | Holding means for housings. | |
US1216483A | Mechanical movement. | |
US1190451A | Mechanical movement. | |
US1172929A | Electric switch. | |
US1172928A | Electric switch. | |
US921969A | Pull-socket. | |
US891263A | Electrical apparatus. | |
US844455A | Means for converting motion and housing therefor. | |
US838789A | Reflector. | |
US811410A | Means for converting motion. | |
US799989A | Outlet-box. | |
US829162A | Circuit maker and breaker. | |
US1268485A | Duplex switch. |