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TACHIKAWA SPRING CO

Overview
  • Total Patents
    705
About

TACHIKAWA SPRING CO has a total of 705 patent applications. Its first patent ever was published in 1970. It filed its patents most often in Japan, United States and Australia. Its main competitors in its focus markets machines, transport and furniture and games are LEAR SEATING CORP, ARAKAWA SHATAI KOGYO and IKEDA BUSSAN CO.

Patent filings in countries

World map showing TACHIKAWA SPRING COs patent filings in countries

Patent filings per year

Chart showing TACHIKAWA SPRING COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Urai Muneharu 123
#2 Sakamoto Takao 61
#3 Nemoto Akira 39
#4 Abe Tadafumi 38
#5 Kanai Takashi 31
#6 Kon Shigeki 29
#7 Suzuki Hiroshi 22
#8 Kanai Masatatsu 22
#9 Yokoyama Teru 19
#10 Saito Fumitaka 12

Latest patents

Publication Filing date Title
US4761035A Seat cushion assembly
US4749116A Apparatus for forming a pipe frame
US4720141A Seat for vehicles
US4722760A Process for manufacturing a trim cover assembly of a seat
GB8608558D0 Seat frame for automotive seats
AU5485086A Trim cover assembly for a vehicle seat
AU5384086A A button for an automotive seat
AU5383186A Seat height adjustor
DE3601770A1 ADJUSTABLE SUPPORT DEVICE FOR A VEHICLE SEAT
DE3544038A1 ARMREST FOR A VEHICLE SEAT
AU5117485A Adjustable arm rest for an automative seat
AU5009685A Method of manufacturing a seat
IT8522505D0 Integral seat cover fabric
DE3536707A1 SEAT COVER
US4636000A Side support device in a vehicle seat
AU4708985A Trim cover assembly for vehicle seat
AU4703985A Locking device for seat suspension
AU4704085A Seat suspension
US4691963A Tandem seat for a two-wheeled vehicle
US4643480A Structure for securing the trim cover assembly of a seat back