Drilldown: Patents
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National tech categories:
None (585) ·
USPC 244/139 (18) ·
USPC 244/147 (18) ·
USPC 244/142 (16) ·
BE K (15) ·
USPC 244/153R (12) ·
USPC 244/149 (9) ·
USPC 244/53A (9) ·
USPC 244/144 (7) ·
USPC 244/119 (6) ·
USPC 244/3.1 (6) ·
USPC 244/63 (5) ·
USPC 244/138R (5) ·
USPC 244/65 (5) ·
USPC 244/143 (4) ·
USPC 244/3.14 (4) ·
USPC 244/3.23 (4)
CPCs:
None (245) ·
CPC B64C11/006 (112) ·
CPC B64C11/346 (70) ·
CPC B64C11/48 (62) ·
CPC B63H1/12 (41) ·
CPC B64C11/36 (41) ·
CPC F05B2260/74 (33) ·
CPC B64C11/343 (33) ·
CPC F03D11/00 (31) ·
CPC Y02E10/722 (31) ·
CPC B63H1/04 (29) ·
CPC B64C11/06 (28) ·
CPC B64C27/33 (21) ·
CPC B64C3/48 (20) ·
CPC F03D1/025 (17) ·
CPC B64C11/065 (16) ·
CPC Y02E10/72 (15) ·
CPC Y02E10/74 (13) ·
CPC F03D3/00 (13) ·
CPC B64C11/003 (12)
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Showing below up to 250 results in range #1 to #250.
