Location History:
- Kawachinagano, JP (1988 - 1990)
- Osaka, JP (1991 - 1992)
- Sakai, JP (1981 - 1994)
Company Filing History:
Years Active: 1981-1994
Title: Innovations by Hirofumi Sadakane
Introduction
Hirofumi Sadakane is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of lawn care technology, holding a total of 10 patents. His innovative designs focus on enhancing the functionality and usability of lawn mowers.
Latest Patents
One of his latest patents is a lawn mower designed for use as both a riding and walking operator type. This mower features a grass cutting unit, a rearwardly located engine, and a driver's seat positioned above the engine. It includes a floor step that can be moved between open and closed positions, along with right and left rear wheels driven by the engine. The rear wheels are equipped with stepless transmissions that operate independently, allowing for different speeds. These transmissions can be controlled by shift levers when the mower is used as a riding type and by control levers when used as a walking operator type.
Another notable patent is for a working vehicle that is controllable by a walking operator. This lawn mower includes two control levers for managing a brake and a propelling clutch. Each lever can be pivoted to a 'run' position to engage the clutch, a 'neutral' position to disengage the clutch, and a 'stop' position to disengage the clutch while operating the brake. The design incorporates a locking lever to maintain the control levers in their respective positions, enhancing safety and ease of use.
Career Highlights
Hirofumi Sadakane is currently employed at Kubota Corporation, a leading company in agricultural machinery and equipment. His work at Kubota has allowed him to develop innovative solutions that improve lawn care efficiency and user experience.
Collaborations
Throughout his career, Sadakane has collaborated with notable coworkers such as Hiroshi Oshima and Yoshio Tomiyama. These partnerships have contributed to the advancement of technology in lawn care equipment.
Conclusion
Hirofumi Sadakane's contributions to lawn mower technology exemplify his innovative spirit and dedication to improving user experience. His patents reflect a commitment to enhancing functionality and safety in lawn care equipment.