4. Rotary expansible chamber devices
  5. Heat exchange or non-working fluid lubricating or sealing

Kazuhiro Ojika

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Compressor having cooling passage integrally formed therein

Rotary expansible chamber devices – Heat exchange or non-working fluid lubricating or sealing
Reexamination Certificate

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Free piston engine and power generation system therewith

Internal-combustion engines – Free piston – Single chamber; one piston
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2676705

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